648588420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2683}}^1$

素因数の和:2794

約数の個数: 144

約数和(自身を含む): 2110268160

約数和(自身を除く): 1461679740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 79, 85, 90, 102, 153, 158, 170, 180, 204, 237, 255, 306, 316, 340, 395, 474, 510, 612, 711, 765, 790, 948, 1020, 1185, 1343, 1422, 1530, 1580, 2370, 2683, 2686, 2844, 3060, 3555, 4029, 4740, 5366, 5372, 6715, 7110, 8049, 8058, 10732, 12087, 13415, 13430, 14220, 16098, 16116, 20145, 24147, 24174, 26830, 26860, 32196, 40245, 40290, 45611, 48294, 48348, 53660, 60435, 80490, 80580, 91222, 96588, 120735, 120870, 136833, 160980, 182444, 211957, 228055, 241470, 241740, 273666, 410499, 423914, 456110, 482940, 547332, 635871, 684165, 820998, 847828, 912220, 1059785, 1271742, 1368330, 1641996, 1907613, 2052495, 2119570, 2543484, 2736660, 3179355, 3603269, 3815226, 4104990, 4239140, 6358710, 7206538, 7630452, 8209980, 9538065, 10809807, 12717420, 14413076, 18016345, 19076130, 21619614, 32429421, 36032690, 38152260, 43239228, 54049035, 64858842, 72065380, 108098070, 129717684, 162147105, 216196140, 324294210, 648588420]

約数ペア:

[(1, 648588420), (2, 324294210), (3, 216196140), (4, 162147105), (5, 129717684), (6, 108098070), (9, 72065380), (10, 64858842), (12, 54049035), (15, 43239228), (17, 38152260), (18, 36032690), (20, 32429421), (30, 21619614), (34, 19076130), (36, 18016345), (45, 14413076), (51, 12717420), (60, 10809807), (68, 9538065), (79, 8209980), (85, 7630452), (90, 7206538), (102, 6358710), (153, 4239140), (158, 4104990), (170, 3815226), (180, 3603269), (204, 3179355), (237, 2736660), (255, 2543484), (306, 2119570), (316, 2052495), (340, 1907613), (395, 1641996), (474, 1368330), (510, 1271742), (612, 1059785), (711, 912220), (765, 847828), (790, 820998), (948, 684165), (1020, 635871), (1185, 547332), (1343, 482940), (1422, 456110), (1530, 423914), (1580, 410499), (2370, 273666), (2683, 241740), (2686, 241470), (2844, 228055), (3060, 211957), (3555, 182444), (4029, 160980), (4740, 136833), (5366, 120870), (5372, 120735), (6715, 96588), (7110, 91222), (8049, 80580), (8058, 80490), (10732, 60435), (12087, 53660), (13415, 48348), (13430, 48294), (14220, 45611), (16098, 40290), (16116, 40245), (20145, 32196), (24147, 26860), (24174, 26830)]