204175920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2111}}^1$

素因数の和:2171

約数の個数: 160

約数和(自身を含む): 703954944

約数和(自身を除く): 499779024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 208, 240, 248, 260, 310, 312, 372, 390, 403, 465, 496, 520, 620, 624, 744, 780, 806, 930, 1040, 1209, 1240, 1488, 1560, 1612, 1860, 2015, 2111, 2418, 2480, 3120, 3224, 3720, 4030, 4222, 4836, 6045, 6333, 6448, 7440, 8060, 8444, 9672, 10555, 12090, 12666, 16120, 16888, 19344, 21110, 24180, 25332, 27443, 31665, 32240, 33776, 42220, 48360, 50664, 54886, 63330, 65441, 82329, 84440, 96720, 101328, 109772, 126660, 130882, 137215, 164658, 168880, 196323, 219544, 253320, 261764, 274430, 327205, 329316, 392646, 411645, 439088, 506640, 523528, 548860, 654410, 658632, 785292, 823290, 850733, 981615, 1047056, 1097720, 1308820, 1317264, 1570584, 1646580, 1701466, 1963230, 2195440, 2552199, 2617640, 3141168, 3293160, 3402932, 3926460, 4253665, 5104398, 5235280, 6586320, 6805864, 7852920, 8507330, 10208796, 12760995, 13611728, 15705840, 17014660, 20417592, 25521990, 34029320, 40835184, 51043980, 68058640, 102087960, 204175920]

約数ペア:

[(1, 204175920), (2, 102087960), (3, 68058640), (4, 51043980), (5, 40835184), (6, 34029320), (8, 25521990), (10, 20417592), (12, 17014660), (13, 15705840), (15, 13611728), (16, 12760995), (20, 10208796), (24, 8507330), (26, 7852920), (30, 6805864), (31, 6586320), (39, 5235280), (40, 5104398), (48, 4253665), (52, 3926460), (60, 3402932), (62, 3293160), (65, 3141168), (78, 2617640), (80, 2552199), (93, 2195440), (104, 1963230), (120, 1701466), (124, 1646580), (130, 1570584), (155, 1317264), (156, 1308820), (186, 1097720), (195, 1047056), (208, 981615), (240, 850733), (248, 823290), (260, 785292), (310, 658632), (312, 654410), (372, 548860), (390, 523528), (403, 506640), (465, 439088), (496, 411645), (520, 392646), (620, 329316), (624, 327205), (744, 274430), (780, 261764), (806, 253320), (930, 219544), (1040, 196323), (1209, 168880), (1240, 164658), (1488, 137215), (1560, 130882), (1612, 126660), (1860, 109772), (2015, 101328), (2111, 96720), (2418, 84440), (2480, 82329), (3120, 65441), (3224, 63330), (3720, 54886), (4030, 50664), (4222, 48360), (4836, 42220), (6045, 33776), (6333, 32240), (6448, 31665), (7440, 27443), (8060, 25332), (8444, 24180), (9672, 21110), (10555, 19344), (12090, 16888), (12666, 16120)]