231680280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{148513}}^1$

素因数の和:148540

約数の個数: 64

約数和(自身を含む): 748510560

約数和(自身を除く): 516830280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 148513, 297026, 445539, 594052, 742565, 891078, 1188104, 1485130, 1782156, 1930669, 2227695, 2970260, 3564312, 3861338, 4455390, 5792007, 5940520, 7722676, 8910780, 9653345, 11584014, 15445352, 17821560, 19306690, 23168028, 28960035, 38613380, 46336056, 57920070, 77226760, 115840140, 231680280]

約数ペア:

[(1, 231680280), (2, 115840140), (3, 77226760), (4, 57920070), (5, 46336056), (6, 38613380), (8, 28960035), (10, 23168028), (12, 19306690), (13, 17821560), (15, 15445352), (20, 11584014), (24, 9653345), (26, 8910780), (30, 7722676), (39, 5940520), (40, 5792007), (52, 4455390), (60, 3861338), (65, 3564312), (78, 2970260), (104, 2227695), (120, 1930669), (130, 1782156), (156, 1485130), (195, 1188104), (260, 891078), (312, 742565), (390, 594052), (520, 445539), (780, 297026), (1560, 148513)]