123254040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{11287}}^1$

素因数の和:11321

約数の個数: 128

約数和(自身を含む): 455132160

約数和(自身を除く): 331878120

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, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 11287, 22574, 33861, 45148, 56435, 67722, 79009, 90296, 112870, 135444, 146731, 158018, 169305, 225740, 237027, 270888, 293462, 316036, 338610, 395045, 440193, 451480, 474054, 586924, 632072, 677220, 733655, 790090, 880386, 948108, 1027117, 1173848, 1185135, 1354440, 1467310, 1580180, 1760772, 1896216, 2054234, 2200965, 2370270, 2934620, 3081351, 3160360, 3521544, 4108468, 4401930, 4740540, 5135585, 5869240, 6162702, 8216936, 8803860, 9481080, 10271170, 12325404, 15406755, 17607720, 20542340, 24650808, 30813510, 41084680, 61627020, 123254040]

約数ペア:

[(1, 123254040), (2, 61627020), (3, 41084680), (4, 30813510), (5, 24650808), (6, 20542340), (7, 17607720), (8, 15406755), (10, 12325404), (12, 10271170), (13, 9481080), (14, 8803860), (15, 8216936), (20, 6162702), (21, 5869240), (24, 5135585), (26, 4740540), (28, 4401930), (30, 4108468), (35, 3521544), (39, 3160360), (40, 3081351), (42, 2934620), (52, 2370270), (56, 2200965), (60, 2054234), (65, 1896216), (70, 1760772), (78, 1580180), (84, 1467310), (91, 1354440), (104, 1185135), (105, 1173848), (120, 1027117), (130, 948108), (140, 880386), (156, 790090), (168, 733655), (182, 677220), (195, 632072), (210, 586924), (260, 474054), (273, 451480), (280, 440193), (312, 395045), (364, 338610), (390, 316036), (420, 293462), (455, 270888), (520, 237027), (546, 225740), (728, 169305), (780, 158018), (840, 146731), (910, 135444), (1092, 112870), (1365, 90296), (1560, 79009), (1820, 67722), (2184, 56435), (2730, 45148), (3640, 33861), (5460, 22574), (10920, 11287)]