9491977320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{20071}}^1$

素因数の和:20655

約数の個数: 128

約数和(自身を含む): 32603351040

約数和(自身を除く): 23111373720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 563, 840, 1126, 1689, 2252, 2815, 3378, 3941, 4504, 5630, 6756, 7882, 8445, 11260, 11823, 13512, 15764, 16890, 19705, 20071, 22520, 23646, 31528, 33780, 39410, 40142, 47292, 59115, 60213, 67560, 78820, 80284, 94584, 100355, 118230, 120426, 140497, 157640, 160568, 200710, 236460, 240852, 280994, 301065, 401420, 421491, 472920, 481704, 561988, 602130, 702485, 802840, 842982, 1123976, 1204260, 1404970, 1685964, 2107455, 2408520, 2809940, 3371928, 4214910, 5619880, 8429820, 11299973, 16859640, 22599946, 33899919, 45199892, 56499865, 67799838, 79099811, 90399784, 112999730, 135599676, 158199622, 169499595, 225999460, 237299433, 271199352, 316399244, 338999190, 395499055, 451998920, 474598866, 632798488, 677998380, 790998110, 949197732, 1186497165, 1355996760, 1581996220, 1898395464, 2372994330, 3163992440, 4745988660, 9491977320]

約数ペア:

[(1, 9491977320), (2, 4745988660), (3, 3163992440), (4, 2372994330), (5, 1898395464), (6, 1581996220), (7, 1355996760), (8, 1186497165), (10, 949197732), (12, 790998110), (14, 677998380), (15, 632798488), (20, 474598866), (21, 451998920), (24, 395499055), (28, 338999190), (30, 316399244), (35, 271199352), (40, 237299433), (42, 225999460), (56, 169499595), (60, 158199622), (70, 135599676), (84, 112999730), (105, 90399784), (120, 79099811), (140, 67799838), (168, 56499865), (210, 45199892), (280, 33899919), (420, 22599946), (563, 16859640), (840, 11299973), (1126, 8429820), (1689, 5619880), (2252, 4214910), (2815, 3371928), (3378, 2809940), (3941, 2408520), (4504, 2107455), (5630, 1685964), (6756, 1404970), (7882, 1204260), (8445, 1123976), (11260, 842982), (11823, 802840), (13512, 702485), (15764, 602130), (16890, 561988), (19705, 481704), (20071, 472920), (22520, 421491), (23646, 401420), (31528, 301065), (33780, 280994), (39410, 240852), (40142, 236460), (47292, 200710), (59115, 160568), (60213, 157640), (67560, 140497), (78820, 120426), (80284, 118230), (94584, 100355)]