128539320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:262

約数の個数: 256

約数和(自身を含む): 483840000

約数和(自身を除く): 355300680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 79, 84, 91, 104, 105, 120, 130, 140, 149, 156, 158, 168, 182, 195, 210, 237, 260, 273, 280, 298, 312, 316, 364, 390, 395, 420, 447, 455, 474, 520, 546, 553, 596, 632, 728, 745, 780, 790, 840, 894, 910, 948, 1027, 1043, 1092, 1106, 1185, 1192, 1365, 1490, 1560, 1580, 1659, 1788, 1820, 1896, 1937, 2054, 2086, 2184, 2212, 2235, 2370, 2730, 2765, 2980, 3081, 3129, 3160, 3318, 3576, 3640, 3874, 4108, 4172, 4424, 4470, 4740, 5135, 5215, 5460, 5530, 5811, 5960, 6162, 6258, 6636, 7189, 7748, 8216, 8295, 8344, 8940, 9480, 9685, 10270, 10430, 10920, 11060, 11622, 11771, 12324, 12516, 13272, 13559, 14378, 15405, 15496, 15645, 16590, 17880, 19370, 20540, 20860, 21567, 22120, 23244, 23542, 24648, 25032, 27118, 28756, 29055, 30810, 31290, 33180, 35313, 35945, 38740, 40677, 41080, 41720, 43134, 46488, 47084, 54236, 57512, 58110, 58855, 61620, 62580, 66360, 67795, 70626, 71890, 77480, 81354, 82397, 86268, 94168, 107835, 108472, 116220, 117710, 123240, 125160, 135590, 141252, 143780, 153023, 162708, 164794, 172536, 176565, 203385, 215670, 232440, 235420, 247191, 271180, 282504, 287560, 306046, 325416, 329588, 353130, 406770, 411985, 431340, 459069, 470840, 494382, 542360, 612092, 659176, 706260, 765115, 813540, 823970, 862680, 918138, 988764, 1071161, 1224184, 1235955, 1412520, 1530230, 1627080, 1647940, 1836276, 1977528, 2142322, 2295345, 2471910, 3060460, 3213483, 3295880, 3672552, 4284644, 4590690, 4943820, 5355805, 6120920, 6426966, 8569288, 9181380, 9887640, 10711610, 12853932, 16067415, 18362760, 21423220, 25707864, 32134830, 42846440, 64269660, 128539320]

約数ペア:

[(1, 128539320), (2, 64269660), (3, 42846440), (4, 32134830), (5, 25707864), (6, 21423220), (7, 18362760), (8, 16067415), (10, 12853932), (12, 10711610), (13, 9887640), (14, 9181380), (15, 8569288), (20, 6426966), (21, 6120920), (24, 5355805), (26, 4943820), (28, 4590690), (30, 4284644), (35, 3672552), (39, 3295880), (40, 3213483), (42, 3060460), (52, 2471910), (56, 2295345), (60, 2142322), (65, 1977528), (70, 1836276), (78, 1647940), (79, 1627080), (84, 1530230), (91, 1412520), (104, 1235955), (105, 1224184), (120, 1071161), (130, 988764), (140, 918138), (149, 862680), (156, 823970), (158, 813540), (168, 765115), (182, 706260), (195, 659176), (210, 612092), (237, 542360), (260, 494382), (273, 470840), (280, 459069), (298, 431340), (312, 411985), (316, 406770), (364, 353130), (390, 329588), (395, 325416), (420, 306046), (447, 287560), (455, 282504), (474, 271180), (520, 247191), (546, 235420), (553, 232440), (596, 215670), (632, 203385), (728, 176565), (745, 172536), (780, 164794), (790, 162708), (840, 153023), (894, 143780), (910, 141252), (948, 135590), (1027, 125160), (1043, 123240), (1092, 117710), (1106, 116220), (1185, 108472), (1192, 107835), (1365, 94168), (1490, 86268), (1560, 82397), (1580, 81354), (1659, 77480), (1788, 71890), (1820, 70626), (1896, 67795), (1937, 66360), (2054, 62580), (2086, 61620), (2184, 58855), (2212, 58110), (2235, 57512), (2370, 54236), (2730, 47084), (2765, 46488), (2980, 43134), (3081, 41720), (3129, 41080), (3160, 40677), (3318, 38740), (3576, 35945), (3640, 35313), (3874, 33180), (4108, 31290), (4172, 30810), (4424, 29055), (4470, 28756), (4740, 27118), (5135, 25032), (5215, 24648), (5460, 23542), (5530, 23244), (5811, 22120), (5960, 21567), (6162, 20860), (6258, 20540), (6636, 19370), (7189, 17880), (7748, 16590), (8216, 15645), (8295, 15496), (8344, 15405), (8940, 14378), (9480, 13559), (9685, 13272), (10270, 12516), (10430, 12324), (10920, 11771), (11060, 11622)]