47143980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20147}}^1$

素因数の和:20175

約数の個数: 72

約数和(自身を含む): 154011312

約数和(自身を除く): 106867332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 20147, 40294, 60441, 80588, 100735, 120882, 181323, 201470, 241764, 261911, 302205, 362646, 402940, 523822, 604410, 725292, 785733, 906615, 1047644, 1208820, 1309555, 1571466, 1813230, 2357199, 2619110, 3142932, 3626460, 3928665, 4714398, 5238220, 7857330, 9428796, 11785995, 15714660, 23571990, 47143980]

約数ペア:

[(1, 47143980), (2, 23571990), (3, 15714660), (4, 11785995), (5, 9428796), (6, 7857330), (9, 5238220), (10, 4714398), (12, 3928665), (13, 3626460), (15, 3142932), (18, 2619110), (20, 2357199), (26, 1813230), (30, 1571466), (36, 1309555), (39, 1208820), (45, 1047644), (52, 906615), (60, 785733), (65, 725292), (78, 604410), (90, 523822), (117, 402940), (130, 362646), (156, 302205), (180, 261911), (195, 241764), (234, 201470), (260, 181323), (390, 120882), (468, 100735), (585, 80588), (780, 60441), (1170, 40294), (2340, 20147)]