621755280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:758

約数の個数: 240

約数和(自身を含む): 2242356480

約数和(自身を除く): 1620601200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 79, 80, 85, 90, 102, 120, 136, 144, 153, 158, 170, 180, 204, 237, 240, 255, 272, 306, 316, 340, 360, 395, 408, 474, 510, 612, 632, 643, 680, 711, 720, 765, 790, 816, 948, 1020, 1185, 1224, 1264, 1286, 1343, 1360, 1422, 1530, 1580, 1896, 1929, 2040, 2370, 2448, 2572, 2686, 2844, 3060, 3160, 3215, 3555, 3792, 3858, 4029, 4080, 4740, 5144, 5372, 5688, 5787, 6120, 6320, 6430, 6715, 7110, 7716, 8058, 9480, 9645, 10288, 10744, 10931, 11376, 11574, 12087, 12240, 12860, 13430, 14220, 15432, 16116, 18960, 19290, 20145, 21488, 21862, 23148, 24174, 25720, 26860, 28440, 28935, 30864, 32232, 32793, 38580, 40290, 43724, 46296, 48348, 50797, 51440, 53720, 54655, 56880, 57870, 60435, 64464, 65586, 77160, 80580, 87448, 92592, 96696, 98379, 101594, 107440, 109310, 115740, 120870, 131172, 152391, 154320, 161160, 163965, 174896, 193392, 196758, 203188, 218620, 231480, 241740, 253985, 262344, 304782, 322320, 327930, 393516, 406376, 437240, 457173, 462960, 483480, 491895, 507970, 524688, 609564, 655860, 761955, 787032, 812752, 863549, 874480, 914346, 966960, 983790, 1015940, 1219128, 1311720, 1523910, 1574064, 1727098, 1828692, 1967580, 2031880, 2285865, 2438256, 2590647, 2623440, 3047820, 3454196, 3657384, 3935160, 4063760, 4317745, 4571730, 5181294, 6095640, 6908392, 7314768, 7771941, 7870320, 8635490, 9143460, 10362588, 12191280, 12953235, 13816784, 15543882, 17270980, 18286920, 20725176, 25906470, 31087764, 34541960, 36573840, 38859705, 41450352, 51812940, 62175528, 69083920, 77719410, 103625880, 124351056, 155438820, 207251760, 310877640, 621755280]

約数ペア:

[(1, 621755280), (2, 310877640), (3, 207251760), (4, 155438820), (5, 124351056), (6, 103625880), (8, 77719410), (9, 69083920), (10, 62175528), (12, 51812940), (15, 41450352), (16, 38859705), (17, 36573840), (18, 34541960), (20, 31087764), (24, 25906470), (30, 20725176), (34, 18286920), (36, 17270980), (40, 15543882), (45, 13816784), (48, 12953235), (51, 12191280), (60, 10362588), (68, 9143460), (72, 8635490), (79, 7870320), (80, 7771941), (85, 7314768), (90, 6908392), (102, 6095640), (120, 5181294), (136, 4571730), (144, 4317745), (153, 4063760), (158, 3935160), (170, 3657384), (180, 3454196), (204, 3047820), (237, 2623440), (240, 2590647), (255, 2438256), (272, 2285865), (306, 2031880), (316, 1967580), (340, 1828692), (360, 1727098), (395, 1574064), (408, 1523910), (474, 1311720), (510, 1219128), (612, 1015940), (632, 983790), (643, 966960), (680, 914346), (711, 874480), (720, 863549), (765, 812752), (790, 787032), (816, 761955), (948, 655860), (1020, 609564), (1185, 524688), (1224, 507970), (1264, 491895), (1286, 483480), (1343, 462960), (1360, 457173), (1422, 437240), (1530, 406376), (1580, 393516), (1896, 327930), (1929, 322320), (2040, 304782), (2370, 262344), (2448, 253985), (2572, 241740), (2686, 231480), (2844, 218620), (3060, 203188), (3160, 196758), (3215, 193392), (3555, 174896), (3792, 163965), (3858, 161160), (4029, 154320), (4080, 152391), (4740, 131172), (5144, 120870), (5372, 115740), (5688, 109310), (5787, 107440), (6120, 101594), (6320, 98379), (6430, 96696), (6715, 92592), (7110, 87448), (7716, 80580), (8058, 77160), (9480, 65586), (9645, 64464), (10288, 60435), (10744, 57870), (10931, 56880), (11376, 54655), (11574, 53720), (12087, 51440), (12240, 50797), (12860, 48348), (13430, 46296), (14220, 43724), (15432, 40290), (16116, 38580), (18960, 32793), (19290, 32232), (20145, 30864), (21488, 28935), (21862, 28440), (23148, 26860), (24174, 25720)]