2280496447880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{14923}}^1\times {\mathrm{7687}}^1$

素因数の和:22699

約数の個数: 128

約数和(自身を含む): 5947899310080

約数和(自身を除く): 3667402862200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 7687, 9940, 14923, 15374, 19880, 29846, 30748, 38435, 53809, 59692, 61496, 74615, 76870, 104461, 107618, 119384, 149230, 153740, 208922, 215236, 269045, 298460, 307480, 417844, 430472, 522305, 538090, 545777, 596920, 835688, 1044610, 1059533, 1076180, 1091554, 2089220, 2119066, 2152360, 2183108, 2728885, 3820439, 4178440, 4238132, 4366216, 5297665, 5457770, 7416731, 7640878, 8476264, 10595330, 10915540, 14833462, 15281756, 19102195, 21190660, 21831080, 29666924, 30563512, 37083655, 38204390, 42381320, 59333848, 74167310, 76408780, 114713101, 148334620, 152817560, 229426202, 296669240, 458852404, 573565505, 802991707, 917704808, 1147131010, 1605983414, 2294262020, 3211966828, 4014958535, 4588524040, 6423933656, 8029917070, 8144630171, 16059834140, 16289260342, 32119668280, 32578520684, 40723150855, 57012411197, 65157041368, 81446301710, 114024822394, 162892603420, 228049644788, 285062055985, 325785206840, 456099289576, 570124111970, 1140248223940, 2280496447880]

約数ペア:

[(1, 2280496447880), (2, 1140248223940), (4, 570124111970), (5, 456099289576), (7, 325785206840), (8, 285062055985), (10, 228049644788), (14, 162892603420), (20, 114024822394), (28, 81446301710), (35, 65157041368), (40, 57012411197), (56, 40723150855), (70, 32578520684), (71, 32119668280), (140, 16289260342), (142, 16059834140), (280, 8144630171), (284, 8029917070), (355, 6423933656), (497, 4588524040), (568, 4014958535), (710, 3211966828), (994, 2294262020), (1420, 1605983414), (1988, 1147131010), (2485, 917704808), (2840, 802991707), (3976, 573565505), (4970, 458852404), (7687, 296669240), (9940, 229426202), (14923, 152817560), (15374, 148334620), (19880, 114713101), (29846, 76408780), (30748, 74167310), (38435, 59333848), (53809, 42381320), (59692, 38204390), (61496, 37083655), (74615, 30563512), (76870, 29666924), (104461, 21831080), (107618, 21190660), (119384, 19102195), (149230, 15281756), (153740, 14833462), (208922, 10915540), (215236, 10595330), (269045, 8476264), (298460, 7640878), (307480, 7416731), (417844, 5457770), (430472, 5297665), (522305, 4366216), (538090, 4238132), (545777, 4178440), (596920, 3820439), (835688, 2728885), (1044610, 2183108), (1059533, 2152360), (1076180, 2119066), (1091554, 2089220)]