620057400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:646

約数の個数: 192

約数和(自身を含む): 2046000000

約数和(自身を除く): 1425942600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 75, 76, 95, 100, 109, 114, 120, 150, 152, 190, 200, 218, 228, 285, 300, 327, 380, 436, 456, 475, 499, 545, 570, 600, 654, 760, 872, 950, 998, 1090, 1140, 1308, 1425, 1497, 1635, 1900, 1996, 2071, 2180, 2280, 2495, 2616, 2725, 2850, 2994, 3270, 3800, 3992, 4142, 4360, 4990, 5450, 5700, 5988, 6213, 6540, 7485, 8175, 8284, 9481, 9980, 10355, 10900, 11400, 11976, 12426, 12475, 13080, 14970, 16350, 16568, 18962, 19960, 20710, 21800, 24852, 24950, 28443, 29940, 31065, 32700, 37425, 37924, 41420, 47405, 49704, 49900, 51775, 54391, 56886, 59880, 62130, 65400, 74850, 75848, 82840, 94810, 99800, 103550, 108782, 113772, 124260, 142215, 149700, 155325, 163173, 189620, 207100, 217564, 227544, 237025, 248520, 271955, 284430, 299400, 310650, 326346, 379240, 414200, 435128, 474050, 543910, 568860, 621300, 652692, 711075, 815865, 948100, 1033429, 1087820, 1137720, 1242600, 1305384, 1359775, 1422150, 1631730, 1896200, 2066858, 2175640, 2719550, 2844300, 3100287, 3263460, 4079325, 4133716, 5167145, 5439100, 5688600, 6200574, 6526920, 8158650, 8267432, 10334290, 10878200, 12401148, 15501435, 16317300, 20668580, 24802296, 25835725, 31002870, 32634600, 41337160, 51671450, 62005740, 77507175, 103342900, 124011480, 155014350, 206685800, 310028700, 620057400]

約数ペア:

[(1, 620057400), (2, 310028700), (3, 206685800), (4, 155014350), (5, 124011480), (6, 103342900), (8, 77507175), (10, 62005740), (12, 51671450), (15, 41337160), (19, 32634600), (20, 31002870), (24, 25835725), (25, 24802296), (30, 20668580), (38, 16317300), (40, 15501435), (50, 12401148), (57, 10878200), (60, 10334290), (75, 8267432), (76, 8158650), (95, 6526920), (100, 6200574), (109, 5688600), (114, 5439100), (120, 5167145), (150, 4133716), (152, 4079325), (190, 3263460), (200, 3100287), (218, 2844300), (228, 2719550), (285, 2175640), (300, 2066858), (327, 1896200), (380, 1631730), (436, 1422150), (456, 1359775), (475, 1305384), (499, 1242600), (545, 1137720), (570, 1087820), (600, 1033429), (654, 948100), (760, 815865), (872, 711075), (950, 652692), (998, 621300), (1090, 568860), (1140, 543910), (1308, 474050), (1425, 435128), (1497, 414200), (1635, 379240), (1900, 326346), (1996, 310650), (2071, 299400), (2180, 284430), (2280, 271955), (2495, 248520), (2616, 237025), (2725, 227544), (2850, 217564), (2994, 207100), (3270, 189620), (3800, 163173), (3992, 155325), (4142, 149700), (4360, 142215), (4990, 124260), (5450, 113772), (5700, 108782), (5988, 103550), (6213, 99800), (6540, 94810), (7485, 82840), (8175, 75848), (8284, 74850), (9481, 65400), (9980, 62130), (10355, 59880), (10900, 56886), (11400, 54391), (11976, 51775), (12426, 49900), (12475, 49704), (13080, 47405), (14970, 41420), (16350, 37924), (16568, 37425), (18962, 32700), (19960, 31065), (20710, 29940), (21800, 28443), (24852, 24950)]