621569380180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2168921}}^1$

素因数の和:2169049

約数の個数: 96

約数和(自身を含む): 1574116830720

約数和(自身を除く): 952547450540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 89, 92, 115, 140, 161, 178, 230, 322, 356, 445, 460, 623, 644, 805, 890, 1246, 1610, 1780, 2047, 2492, 3115, 3220, 4094, 6230, 8188, 10235, 12460, 14329, 20470, 28658, 40940, 57316, 71645, 143290, 286580, 2168921, 4337842, 8675684, 10844605, 15182447, 21689210, 30364894, 43378420, 49885183, 60729788, 75912235, 99770366, 151824470, 193033969, 199540732, 249425915, 303648940, 349196281, 386067938, 498851830, 698392562, 772135876, 965169845, 997703660, 1351237783, 1396785124, 1745981405, 1930339690, 2702475566, 3491962810, 3860679380, 4439781287, 5404951132, 6756188915, 6983925620, 8879562574, 13512377830, 17759125148, 22198906435, 27024755660, 31078469009, 44397812870, 62156938018, 88795625740, 124313876036, 155392345045, 310784690090, 621569380180]

約数ペア:

[(1, 621569380180), (2, 310784690090), (4, 155392345045), (5, 124313876036), (7, 88795625740), (10, 62156938018), (14, 44397812870), (20, 31078469009), (23, 27024755660), (28, 22198906435), (35, 17759125148), (46, 13512377830), (70, 8879562574), (89, 6983925620), (92, 6756188915), (115, 5404951132), (140, 4439781287), (161, 3860679380), (178, 3491962810), (230, 2702475566), (322, 1930339690), (356, 1745981405), (445, 1396785124), (460, 1351237783), (623, 997703660), (644, 965169845), (805, 772135876), (890, 698392562), (1246, 498851830), (1610, 386067938), (1780, 349196281), (2047, 303648940), (2492, 249425915), (3115, 199540732), (3220, 193033969), (4094, 151824470), (6230, 99770366), (8188, 75912235), (10235, 60729788), (12460, 49885183), (14329, 43378420), (20470, 30364894), (28658, 21689210), (40940, 15182447), (57316, 10844605), (71645, 8675684), (143290, 4337842), (286580, 2168921)]