282487140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{120721}}^1$

素因数の和:120749

約数の個数: 72

約数和(自身を含む): 922798968

約数和(自身を除く): 640311828

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, 120721, 241442, 362163, 482884, 603605, 724326, 1086489, 1207210, 1448652, 1569373, 1810815, 2172978, 2414420, 3138746, 3621630, 4345956, 4708119, 5432445, 6277492, 7243260, 7846865, 9416238, 10864890, 14124357, 15693730, 18832476, 21729780, 23540595, 28248714, 31387460, 47081190, 56497428, 70621785, 94162380, 141243570, 282487140]

約数ペア:

[(1, 282487140), (2, 141243570), (3, 94162380), (4, 70621785), (5, 56497428), (6, 47081190), (9, 31387460), (10, 28248714), (12, 23540595), (13, 21729780), (15, 18832476), (18, 15693730), (20, 14124357), (26, 10864890), (30, 9416238), (36, 7846865), (39, 7243260), (45, 6277492), (52, 5432445), (60, 4708119), (65, 4345956), (78, 3621630), (90, 3138746), (117, 2414420), (130, 2172978), (156, 1810815), (180, 1569373), (195, 1448652), (234, 1207210), (260, 1086489), (390, 724326), (468, 603605), (585, 482884), (780, 362163), (1170, 241442), (2340, 120721)]