20181515280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{359}}^1$

素因数の和:642

約数の個数: 320

約数和(自身を含む): 66820723200

約数和(自身を除く): 46639207920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 41, 48, 58, 60, 80, 82, 87, 116, 120, 123, 145, 164, 174, 197, 205, 232, 240, 246, 290, 328, 348, 359, 394, 410, 435, 464, 492, 580, 591, 615, 656, 696, 718, 788, 820, 870, 984, 985, 1077, 1160, 1182, 1189, 1230, 1392, 1436, 1576, 1640, 1740, 1795, 1968, 1970, 2154, 2320, 2364, 2378, 2460, 2872, 2955, 3152, 3280, 3480, 3567, 3590, 3940, 4308, 4728, 4756, 4920, 5385, 5713, 5744, 5910, 5945, 6960, 7134, 7180, 7880, 8077, 8616, 9456, 9512, 9840, 10411, 10770, 11426, 11820, 11890, 14268, 14360, 14719, 15760, 16154, 17139, 17232, 17835, 19024, 20822, 21540, 22852, 23640, 23780, 24231, 28536, 28565, 28720, 29438, 31233, 32308, 34278, 35670, 40385, 41644, 43080, 44157, 45704, 47280, 47560, 48462, 52055, 57072, 57130, 58876, 62466, 64616, 68556, 70723, 71340, 73595, 80770, 83288, 85695, 86160, 88314, 91408, 95120, 96924, 104110, 114260, 117752, 121155, 124932, 129232, 137112, 141446, 142680, 147190, 156165, 161540, 166576, 171390, 176628, 193848, 208220, 212169, 220785, 228520, 234233, 235504, 242310, 249864, 274224, 282892, 285360, 294380, 312330, 323080, 342780, 353256, 353615, 387696, 416440, 424338, 426851, 441570, 457040, 468466, 484620, 499728, 565784, 588760, 624660, 646160, 685560, 702699, 706512, 707230, 832880, 848676, 853702, 883140, 936932, 969240, 1060845, 1131568, 1171165, 1177520, 1249320, 1280553, 1371120, 1405398, 1414460, 1697352, 1707404, 1766280, 1873864, 1938480, 2050967, 2121690, 2134255, 2342330, 2498640, 2561106, 2810796, 2828920, 2899643, 3394704, 3414808, 3513495, 3532560, 3747728, 4101934, 4243380, 4268510, 4684660, 5122212, 5621592, 5657840, 5799286, 6152901, 6402765, 6829616, 7026990, 8203868, 8486760, 8537020, 8698929, 9369320, 10244424, 10254835, 11243184, 11598572, 12305802, 12805530, 14053980, 14498215, 16407736, 16973520, 17074040, 17397858, 18738640, 20488848, 20509670, 23197144, 24611604, 25611060, 28107960, 28996430, 30764505, 32815472, 34148080, 34795716, 41019340, 43494645, 46394288, 49223208, 51222120, 56215920, 57992860, 61529010, 69591432, 82038680, 84089647, 86989290, 98446416, 102444240, 115985720, 123058020, 139182864, 164077360, 168179294, 173978580, 231971440, 246116040, 252268941, 336358588, 347957160, 420448235, 492232080, 504537882, 672717176, 695914320, 840896470, 1009075764, 1261344705, 1345434352, 1681792940, 2018151528, 2522689410, 3363585880, 4036303056, 5045378820, 6727171760, 10090757640, 20181515280]

約数ペア:

[(1, 20181515280), (2, 10090757640), (3, 6727171760), (4, 5045378820), (5, 4036303056), (6, 3363585880), (8, 2522689410), (10, 2018151528), (12, 1681792940), (15, 1345434352), (16, 1261344705), (20, 1009075764), (24, 840896470), (29, 695914320), (30, 672717176), (40, 504537882), (41, 492232080), (48, 420448235), (58, 347957160), (60, 336358588), (80, 252268941), (82, 246116040), (87, 231971440), (116, 173978580), (120, 168179294), (123, 164077360), (145, 139182864), (164, 123058020), (174, 115985720), (197, 102444240), (205, 98446416), (232, 86989290), (240, 84089647), (246, 82038680), (290, 69591432), (328, 61529010), (348, 57992860), (359, 56215920), (394, 51222120), (410, 49223208), (435, 46394288), (464, 43494645), (492, 41019340), (580, 34795716), (591, 34148080), (615, 32815472), (656, 30764505), (696, 28996430), (718, 28107960), (788, 25611060), (820, 24611604), (870, 23197144), (984, 20509670), (985, 20488848), (1077, 18738640), (1160, 17397858), (1182, 17074040), (1189, 16973520), (1230, 16407736), (1392, 14498215), (1436, 14053980), (1576, 12805530), (1640, 12305802), (1740, 11598572), (1795, 11243184), (1968, 10254835), (1970, 10244424), (2154, 9369320), (2320, 8698929), (2364, 8537020), (2378, 8486760), (2460, 8203868), (2872, 7026990), (2955, 6829616), (3152, 6402765), (3280, 6152901), (3480, 5799286), (3567, 5657840), (3590, 5621592), (3940, 5122212), (4308, 4684660), (4728, 4268510), (4756, 4243380), (4920, 4101934), (5385, 3747728), (5713, 3532560), (5744, 3513495), (5910, 3414808), (5945, 3394704), (6960, 2899643), (7134, 2828920), (7180, 2810796), (7880, 2561106), (8077, 2498640), (8616, 2342330), (9456, 2134255), (9512, 2121690), (9840, 2050967), (10411, 1938480), (10770, 1873864), (11426, 1766280), (11820, 1707404), (11890, 1697352), (14268, 1414460), (14360, 1405398), (14719, 1371120), (15760, 1280553), (16154, 1249320), (17139, 1177520), (17232, 1171165), (17835, 1131568), (19024, 1060845), (20822, 969240), (21540, 936932), (22852, 883140), (23640, 853702), (23780, 848676), (24231, 832880), (28536, 707230), (28565, 706512), (28720, 702699), (29438, 685560), (31233, 646160), (32308, 624660), (34278, 588760), (35670, 565784), (40385, 499728), (41644, 484620), (43080, 468466), (44157, 457040), (45704, 441570), (47280, 426851), (47560, 424338), (48462, 416440), (52055, 387696), (57072, 353615), (57130, 353256), (58876, 342780), (62466, 323080), (64616, 312330), (68556, 294380), (70723, 285360), (71340, 282892), (73595, 274224), (80770, 249864), (83288, 242310), (85695, 235504), (86160, 234233), (88314, 228520), (91408, 220785), (95120, 212169), (96924, 208220), (104110, 193848), (114260, 176628), (117752, 171390), (121155, 166576), (124932, 161540), (129232, 156165), (137112, 147190), (141446, 142680)]