221422960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 240

約数和(自身を含む): 642896352

約数和(自身を除く): 421473392

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 41, 44, 55, 68, 76, 80, 82, 85, 88, 95, 110, 136, 152, 164, 170, 176, 187, 190, 205, 209, 220, 272, 304, 323, 328, 340, 361, 374, 380, 410, 418, 440, 451, 646, 656, 680, 697, 722, 748, 760, 779, 820, 836, 880, 902, 935, 1045, 1292, 1360, 1394, 1444, 1496, 1520, 1558, 1615, 1640, 1672, 1804, 1805, 1870, 2090, 2255, 2584, 2788, 2888, 2992, 3116, 3230, 3280, 3344, 3485, 3553, 3608, 3610, 3740, 3895, 3971, 4180, 4510, 5168, 5576, 5776, 6137, 6232, 6460, 6970, 7106, 7216, 7220, 7480, 7667, 7790, 7942, 8360, 8569, 9020, 11152, 12274, 12464, 12920, 13243, 13940, 14212, 14440, 14801, 14960, 15334, 15580, 15884, 16720, 17138, 17765, 18040, 19855, 24548, 25840, 26486, 27880, 28424, 28880, 29602, 30668, 30685, 31160, 31768, 34276, 35530, 36080, 38335, 39710, 42845, 49096, 52972, 55760, 56848, 59204, 61336, 61370, 62320, 63536, 66215, 67507, 68552, 71060, 74005, 76670, 79420, 85690, 98192, 105944, 118408, 122672, 122740, 132430, 135014, 137104, 142120, 145673, 148010, 153340, 158840, 162811, 171380, 211888, 236816, 245480, 251617, 264860, 270028, 284240, 291346, 296020, 306680, 317680, 325622, 337535, 342760, 490960, 503234, 529720, 540056, 582692, 592040, 613360, 651244, 675070, 685520, 728365, 814055, 1006468, 1059440, 1080112, 1165384, 1184080, 1258085, 1302488, 1350140, 1456730, 1628110, 2012936, 2330768, 2516170, 2604976, 2700280, 2767787, 2913460, 3256220, 4025872, 5032340, 5400560, 5535574, 5826920, 6512440, 10064680, 11071148, 11653840, 13024880, 13838935, 20129360, 22142296, 27677870, 44284592, 55355740, 110711480, 221422960]

約数ペア:

[(1, 221422960), (2, 110711480), (4, 55355740), (5, 44284592), (8, 27677870), (10, 22142296), (11, 20129360), (16, 13838935), (17, 13024880), (19, 11653840), (20, 11071148), (22, 10064680), (34, 6512440), (38, 5826920), (40, 5535574), (41, 5400560), (44, 5032340), (55, 4025872), (68, 3256220), (76, 2913460), (80, 2767787), (82, 2700280), (85, 2604976), (88, 2516170), (95, 2330768), (110, 2012936), (136, 1628110), (152, 1456730), (164, 1350140), (170, 1302488), (176, 1258085), (187, 1184080), (190, 1165384), (205, 1080112), (209, 1059440), (220, 1006468), (272, 814055), (304, 728365), (323, 685520), (328, 675070), (340, 651244), (361, 613360), (374, 592040), (380, 582692), (410, 540056), (418, 529720), (440, 503234), (451, 490960), (646, 342760), (656, 337535), (680, 325622), (697, 317680), (722, 306680), (748, 296020), (760, 291346), (779, 284240), (820, 270028), (836, 264860), (880, 251617), (902, 245480), (935, 236816), (1045, 211888), (1292, 171380), (1360, 162811), (1394, 158840), (1444, 153340), (1496, 148010), (1520, 145673), (1558, 142120), (1615, 137104), (1640, 135014), (1672, 132430), (1804, 122740), (1805, 122672), (1870, 118408), (2090, 105944), (2255, 98192), (2584, 85690), (2788, 79420), (2888, 76670), (2992, 74005), (3116, 71060), (3230, 68552), (3280, 67507), (3344, 66215), (3485, 63536), (3553, 62320), (3608, 61370), (3610, 61336), (3740, 59204), (3895, 56848), (3971, 55760), (4180, 52972), (4510, 49096), (5168, 42845), (5576, 39710), (5776, 38335), (6137, 36080), (6232, 35530), (6460, 34276), (6970, 31768), (7106, 31160), (7216, 30685), (7220, 30668), (7480, 29602), (7667, 28880), (7790, 28424), (7942, 27880), (8360, 26486), (8569, 25840), (9020, 24548), (11152, 19855), (12274, 18040), (12464, 17765), (12920, 17138), (13243, 16720), (13940, 15884), (14212, 15580), (14440, 15334), (14801, 14960)]