213040920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1$

素因数の和:170

約数の個数: 256

約数和(自身を含む): 718502400

約数和(自身を除く): 505461480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 41, 43, 53, 57, 60, 76, 82, 86, 95, 106, 114, 120, 123, 129, 152, 159, 164, 172, 190, 205, 212, 215, 228, 246, 258, 265, 285, 318, 328, 344, 380, 410, 424, 430, 456, 492, 516, 530, 570, 615, 636, 645, 760, 779, 795, 817, 820, 860, 984, 1007, 1032, 1060, 1140, 1230, 1272, 1290, 1558, 1590, 1634, 1640, 1720, 1763, 2014, 2120, 2173, 2279, 2280, 2337, 2451, 2460, 2580, 3021, 3116, 3180, 3268, 3526, 3895, 4028, 4085, 4346, 4558, 4674, 4902, 4920, 5035, 5160, 5289, 6042, 6232, 6360, 6519, 6536, 6837, 7052, 7790, 8056, 8170, 8692, 8815, 9116, 9348, 9804, 10070, 10578, 10865, 11395, 11685, 12084, 12255, 13038, 13674, 14104, 15105, 15580, 16340, 17384, 17630, 18232, 18696, 19608, 20140, 21156, 21730, 22790, 23370, 24168, 24510, 26076, 26445, 27348, 30210, 31160, 32595, 32680, 33497, 34185, 35260, 40280, 41287, 42312, 43301, 43460, 45580, 46740, 49020, 52152, 52890, 54696, 60420, 65190, 66994, 68370, 70520, 82574, 86602, 86920, 91160, 93439, 93480, 98040, 100491, 105780, 120840, 123861, 129903, 130380, 133988, 136740, 165148, 167485, 173204, 186878, 200982, 206435, 211560, 216505, 247722, 259806, 260760, 267976, 273480, 280317, 330296, 334970, 346408, 373756, 401964, 412870, 433010, 467195, 495444, 502455, 519612, 560634, 619305, 649515, 669940, 747512, 803928, 825740, 866020, 934390, 990888, 1004910, 1039224, 1121268, 1238610, 1299030, 1339880, 1401585, 1651480, 1732040, 1775341, 1868780, 2009820, 2242536, 2477220, 2598060, 2803170, 3550682, 3737560, 4019640, 4954440, 5196120, 5326023, 5606340, 7101364, 8876705, 10652046, 11212680, 14202728, 17753410, 21304092, 26630115, 35506820, 42608184, 53260230, 71013640, 106520460, 213040920]

約数ペア:

[(1, 213040920), (2, 106520460), (3, 71013640), (4, 53260230), (5, 42608184), (6, 35506820), (8, 26630115), (10, 21304092), (12, 17753410), (15, 14202728), (19, 11212680), (20, 10652046), (24, 8876705), (30, 7101364), (38, 5606340), (40, 5326023), (41, 5196120), (43, 4954440), (53, 4019640), (57, 3737560), (60, 3550682), (76, 2803170), (82, 2598060), (86, 2477220), (95, 2242536), (106, 2009820), (114, 1868780), (120, 1775341), (123, 1732040), (129, 1651480), (152, 1401585), (159, 1339880), (164, 1299030), (172, 1238610), (190, 1121268), (205, 1039224), (212, 1004910), (215, 990888), (228, 934390), (246, 866020), (258, 825740), (265, 803928), (285, 747512), (318, 669940), (328, 649515), (344, 619305), (380, 560634), (410, 519612), (424, 502455), (430, 495444), (456, 467195), (492, 433010), (516, 412870), (530, 401964), (570, 373756), (615, 346408), (636, 334970), (645, 330296), (760, 280317), (779, 273480), (795, 267976), (817, 260760), (820, 259806), (860, 247722), (984, 216505), (1007, 211560), (1032, 206435), (1060, 200982), (1140, 186878), (1230, 173204), (1272, 167485), (1290, 165148), (1558, 136740), (1590, 133988), (1634, 130380), (1640, 129903), (1720, 123861), (1763, 120840), (2014, 105780), (2120, 100491), (2173, 98040), (2279, 93480), (2280, 93439), (2337, 91160), (2451, 86920), (2460, 86602), (2580, 82574), (3021, 70520), (3116, 68370), (3180, 66994), (3268, 65190), (3526, 60420), (3895, 54696), (4028, 52890), (4085, 52152), (4346, 49020), (4558, 46740), (4674, 45580), (4902, 43460), (4920, 43301), (5035, 42312), (5160, 41287), (5289, 40280), (6042, 35260), (6232, 34185), (6360, 33497), (6519, 32680), (6536, 32595), (6837, 31160), (7052, 30210), (7790, 27348), (8056, 26445), (8170, 26076), (8692, 24510), (8815, 24168), (9116, 23370), (9348, 22790), (9804, 21730), (10070, 21156), (10578, 20140), (10865, 19608), (11395, 18696), (11685, 18232), (12084, 17630), (12255, 17384), (13038, 16340), (13674, 15580), (14104, 15105)]