222593920

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{499}}^1$

素因数の和:576

約数の個数: 128

約数和(自身を含む): 578340000

約数和(自身を除く): 355746080

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 41, 64, 68, 80, 82, 85, 128, 136, 160, 164, 170, 205, 272, 320, 328, 340, 410, 499, 544, 640, 656, 680, 697, 820, 998, 1088, 1312, 1360, 1394, 1640, 1996, 2176, 2495, 2624, 2720, 2788, 3280, 3485, 3992, 4990, 5248, 5440, 5576, 6560, 6970, 7984, 8483, 9980, 10880, 11152, 13120, 13940, 15968, 16966, 19960, 20459, 22304, 26240, 27880, 31936, 33932, 39920, 40918, 42415, 44608, 55760, 63872, 67864, 79840, 81836, 84830, 89216, 102295, 111520, 135728, 159680, 163672, 169660, 204590, 223040, 271456, 319360, 327344, 339320, 347803, 409180, 446080, 542912, 654688, 678640, 695606, 818360, 1085824, 1309376, 1357280, 1391212, 1636720, 1739015, 2618752, 2714560, 2782424, 3273440, 3478030, 5429120, 5564848, 6546880, 6956060, 11129696, 13093760, 13912120, 22259392, 27824240, 44518784, 55648480, 111296960, 222593920]

約数ペア:

[(1, 222593920), (2, 111296960), (4, 55648480), (5, 44518784), (8, 27824240), (10, 22259392), (16, 13912120), (17, 13093760), (20, 11129696), (32, 6956060), (34, 6546880), (40, 5564848), (41, 5429120), (64, 3478030), (68, 3273440), (80, 2782424), (82, 2714560), (85, 2618752), (128, 1739015), (136, 1636720), (160, 1391212), (164, 1357280), (170, 1309376), (205, 1085824), (272, 818360), (320, 695606), (328, 678640), (340, 654688), (410, 542912), (499, 446080), (544, 409180), (640, 347803), (656, 339320), (680, 327344), (697, 319360), (820, 271456), (998, 223040), (1088, 204590), (1312, 169660), (1360, 163672), (1394, 159680), (1640, 135728), (1996, 111520), (2176, 102295), (2495, 89216), (2624, 84830), (2720, 81836), (2788, 79840), (3280, 67864), (3485, 63872), (3992, 55760), (4990, 44608), (5248, 42415), (5440, 40918), (5576, 39920), (6560, 33932), (6970, 31936), (7984, 27880), (8483, 26240), (9980, 22304), (10880, 20459), (11152, 19960), (13120, 16966), (13940, 15968)]