128554680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:154

約数の個数: 256

約数和(自身を含む): 440899200

約数和(自身を除く): 312344520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 29, 30, 34, 40, 41, 51, 53, 58, 60, 68, 82, 85, 87, 102, 106, 116, 120, 123, 136, 145, 159, 164, 170, 174, 204, 205, 212, 232, 246, 255, 265, 290, 318, 328, 340, 348, 408, 410, 424, 435, 492, 493, 510, 530, 580, 615, 636, 680, 696, 697, 795, 820, 870, 901, 984, 986, 1020, 1060, 1160, 1189, 1230, 1272, 1394, 1479, 1537, 1590, 1640, 1740, 1802, 1972, 2040, 2091, 2120, 2173, 2378, 2460, 2465, 2703, 2788, 2958, 3074, 3180, 3480, 3485, 3567, 3604, 3944, 4182, 4346, 4505, 4611, 4756, 4920, 4930, 5406, 5576, 5916, 5945, 6148, 6360, 6519, 6970, 7134, 7208, 7395, 7685, 8364, 8692, 9010, 9222, 9512, 9860, 10455, 10812, 10865, 11832, 11890, 12296, 13038, 13515, 13940, 14268, 14790, 15370, 16728, 17384, 17835, 18020, 18444, 19720, 20213, 20910, 21624, 21730, 23055, 23780, 26076, 26129, 27030, 27880, 28536, 29580, 30740, 32595, 35670, 36040, 36888, 36941, 40426, 41820, 43460, 46110, 47560, 52152, 52258, 54060, 59160, 60639, 61480, 63017, 65190, 71340, 73882, 78387, 80852, 83640, 86920, 92220, 101065, 104516, 108120, 110823, 121278, 126034, 130380, 130645, 142680, 147764, 156774, 161704, 184440, 184705, 189051, 202130, 209032, 221646, 242556, 252068, 260760, 261290, 295528, 303195, 313548, 315085, 369410, 378102, 391935, 404260, 443292, 485112, 504136, 522580, 554115, 606390, 627096, 630170, 738820, 756204, 783870, 808520, 886584, 945255, 1045160, 1071289, 1108230, 1212780, 1260340, 1477640, 1512408, 1567740, 1890510, 2142578, 2216460, 2425560, 2520680, 3135480, 3213867, 3781020, 4285156, 4432920, 5356445, 6427734, 7562040, 8570312, 10712890, 12855468, 16069335, 21425780, 25710936, 32138670, 42851560, 64277340, 128554680]

約数ペア:

[(1, 128554680), (2, 64277340), (3, 42851560), (4, 32138670), (5, 25710936), (6, 21425780), (8, 16069335), (10, 12855468), (12, 10712890), (15, 8570312), (17, 7562040), (20, 6427734), (24, 5356445), (29, 4432920), (30, 4285156), (34, 3781020), (40, 3213867), (41, 3135480), (51, 2520680), (53, 2425560), (58, 2216460), (60, 2142578), (68, 1890510), (82, 1567740), (85, 1512408), (87, 1477640), (102, 1260340), (106, 1212780), (116, 1108230), (120, 1071289), (123, 1045160), (136, 945255), (145, 886584), (159, 808520), (164, 783870), (170, 756204), (174, 738820), (204, 630170), (205, 627096), (212, 606390), (232, 554115), (246, 522580), (255, 504136), (265, 485112), (290, 443292), (318, 404260), (328, 391935), (340, 378102), (348, 369410), (408, 315085), (410, 313548), (424, 303195), (435, 295528), (492, 261290), (493, 260760), (510, 252068), (530, 242556), (580, 221646), (615, 209032), (636, 202130), (680, 189051), (696, 184705), (697, 184440), (795, 161704), (820, 156774), (870, 147764), (901, 142680), (984, 130645), (986, 130380), (1020, 126034), (1060, 121278), (1160, 110823), (1189, 108120), (1230, 104516), (1272, 101065), (1394, 92220), (1479, 86920), (1537, 83640), (1590, 80852), (1640, 78387), (1740, 73882), (1802, 71340), (1972, 65190), (2040, 63017), (2091, 61480), (2120, 60639), (2173, 59160), (2378, 54060), (2460, 52258), (2465, 52152), (2703, 47560), (2788, 46110), (2958, 43460), (3074, 41820), (3180, 40426), (3480, 36941), (3485, 36888), (3567, 36040), (3604, 35670), (3944, 32595), (4182, 30740), (4346, 29580), (4505, 28536), (4611, 27880), (4756, 27030), (4920, 26129), (4930, 26076), (5406, 23780), (5576, 23055), (5916, 21730), (5945, 21624), (6148, 20910), (6360, 20213), (6519, 19720), (6970, 18444), (7134, 18020), (7208, 17835), (7395, 17384), (7685, 16728), (8364, 15370), (8692, 14790), (9010, 14268), (9222, 13940), (9512, 13515), (9860, 13038), (10455, 12296), (10812, 11890), (10865, 11832)]