156985145720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{870013}}^1$

素因数の和:870384

約数の個数: 64

約数和(自身を含む): 381483738720

約数和(自身を除く): 224498593000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 347, 520, 694, 1388, 1735, 2776, 3470, 4511, 6940, 9022, 13880, 18044, 22555, 36088, 45110, 90220, 180440, 870013, 1740026, 3480052, 4350065, 6960104, 8700130, 11310169, 17400260, 22620338, 34800520, 45240676, 56550845, 90481352, 113101690, 226203380, 301894511, 452406760, 603789022, 1207578044, 1509472555, 2415156088, 3018945110, 3924628643, 6037890220, 7849257286, 12075780440, 15698514572, 19623143215, 31397029144, 39246286430, 78492572860, 156985145720]

約数ペア:

[(1, 156985145720), (2, 78492572860), (4, 39246286430), (5, 31397029144), (8, 19623143215), (10, 15698514572), (13, 12075780440), (20, 7849257286), (26, 6037890220), (40, 3924628643), (52, 3018945110), (65, 2415156088), (104, 1509472555), (130, 1207578044), (260, 603789022), (347, 452406760), (520, 301894511), (694, 226203380), (1388, 113101690), (1735, 90481352), (2776, 56550845), (3470, 45240676), (4511, 34800520), (6940, 22620338), (9022, 17400260), (13880, 11310169), (18044, 8700130), (22555, 6960104), (36088, 4350065), (45110, 3480052), (90220, 1740026), (180440, 870013)]