220849720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 256

約数和(自身を含む): 670602240

約数和(自身を除く): 449752520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 17, 20, 26, 28, 34, 35, 40, 43, 52, 56, 65, 68, 70, 83, 85, 86, 91, 104, 119, 130, 136, 140, 166, 170, 172, 182, 215, 221, 238, 260, 280, 301, 332, 340, 344, 364, 415, 430, 442, 455, 476, 520, 559, 581, 595, 602, 664, 680, 728, 731, 830, 860, 884, 910, 952, 1079, 1105, 1118, 1162, 1190, 1204, 1411, 1462, 1505, 1547, 1660, 1720, 1768, 1820, 2158, 2210, 2236, 2324, 2380, 2408, 2795, 2822, 2905, 2924, 3010, 3094, 3320, 3569, 3640, 3655, 3913, 4316, 4420, 4472, 4648, 4760, 5117, 5395, 5590, 5644, 5810, 5848, 6020, 6188, 7055, 7138, 7310, 7553, 7735, 7826, 8632, 8840, 9503, 9877, 10234, 10790, 11180, 11288, 11620, 12040, 12376, 14110, 14276, 14620, 15106, 15470, 15652, 17845, 18343, 19006, 19565, 19754, 20468, 21580, 22360, 23240, 24983, 25585, 28220, 28552, 29240, 30212, 30940, 31304, 35690, 36686, 37765, 38012, 39130, 39508, 40936, 43160, 46397, 47515, 49385, 49966, 51170, 56440, 60424, 60673, 61880, 66521, 71380, 73372, 75530, 76024, 78260, 79016, 91715, 92794, 95030, 98770, 99932, 102340, 121346, 124915, 128401, 133042, 142760, 146744, 151060, 156520, 183430, 185588, 190060, 197540, 199864, 204680, 231985, 242692, 249830, 256802, 266084, 302120, 303365, 324779, 332605, 366860, 371176, 380120, 395080, 424711, 463970, 485384, 499660, 513604, 532168, 606730, 642005, 649558, 665210, 733720, 788749, 849422, 927940, 999320, 1027208, 1213460, 1284010, 1299116, 1330420, 1577498, 1623895, 1698844, 1855880, 2123555, 2426920, 2568020, 2598232, 2660840, 3154996, 3247790, 3397688, 3943745, 4247110, 5136040, 5521243, 6309992, 6495580, 7887490, 8494220, 11042486, 12991160, 15774980, 16988440, 22084972, 27606215, 31549960, 44169944, 55212430, 110424860, 220849720]

約数ペア:

[(1, 220849720), (2, 110424860), (4, 55212430), (5, 44169944), (7, 31549960), (8, 27606215), (10, 22084972), (13, 16988440), (14, 15774980), (17, 12991160), (20, 11042486), (26, 8494220), (28, 7887490), (34, 6495580), (35, 6309992), (40, 5521243), (43, 5136040), (52, 4247110), (56, 3943745), (65, 3397688), (68, 3247790), (70, 3154996), (83, 2660840), (85, 2598232), (86, 2568020), (91, 2426920), (104, 2123555), (119, 1855880), (130, 1698844), (136, 1623895), (140, 1577498), (166, 1330420), (170, 1299116), (172, 1284010), (182, 1213460), (215, 1027208), (221, 999320), (238, 927940), (260, 849422), (280, 788749), (301, 733720), (332, 665210), (340, 649558), (344, 642005), (364, 606730), (415, 532168), (430, 513604), (442, 499660), (455, 485384), (476, 463970), (520, 424711), (559, 395080), (581, 380120), (595, 371176), (602, 366860), (664, 332605), (680, 324779), (728, 303365), (731, 302120), (830, 266084), (860, 256802), (884, 249830), (910, 242692), (952, 231985), (1079, 204680), (1105, 199864), (1118, 197540), (1162, 190060), (1190, 185588), (1204, 183430), (1411, 156520), (1462, 151060), (1505, 146744), (1547, 142760), (1660, 133042), (1720, 128401), (1768, 124915), (1820, 121346), (2158, 102340), (2210, 99932), (2236, 98770), (2324, 95030), (2380, 92794), (2408, 91715), (2795, 79016), (2822, 78260), (2905, 76024), (2924, 75530), (3010, 73372), (3094, 71380), (3320, 66521), (3569, 61880), (3640, 60673), (3655, 60424), (3913, 56440), (4316, 51170), (4420, 49966), (4472, 49385), (4648, 47515), (4760, 46397), (5117, 43160), (5395, 40936), (5590, 39508), (5644, 39130), (5810, 38012), (5848, 37765), (6020, 36686), (6188, 35690), (7055, 31304), (7138, 30940), (7310, 30212), (7553, 29240), (7735, 28552), (7826, 28220), (8632, 25585), (8840, 24983), (9503, 23240), (9877, 22360), (10234, 21580), (10790, 20468), (11180, 19754), (11288, 19565), (11620, 19006), (12040, 18343), (12376, 17845), (14110, 15652), (14276, 15470), (14620, 15106)]