426378420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{709}}^1$

素因数の和:994

約数の個数: 144

約数和(自身を含む): 1400227920

約数和(自身を除く): 973849500

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, 257, 260, 390, 468, 514, 585, 709, 771, 780, 1028, 1170, 1285, 1418, 1542, 2127, 2313, 2340, 2570, 2836, 3084, 3341, 3545, 3855, 4254, 4626, 5140, 6381, 6682, 7090, 7710, 8508, 9217, 9252, 10023, 10635, 11565, 12762, 13364, 14180, 15420, 16705, 18434, 20046, 21270, 23130, 25524, 27651, 30069, 31905, 33410, 36868, 40092, 42540, 46085, 46260, 50115, 55302, 60138, 63810, 66820, 82953, 92170, 100230, 110604, 120276, 127620, 138255, 150345, 165906, 182213, 184340, 200460, 276510, 300690, 331812, 364426, 414765, 546639, 553020, 601380, 728852, 829530, 911065, 1093278, 1639917, 1659060, 1822130, 2186556, 2368769, 2733195, 3279834, 3644260, 4737538, 5466390, 6559668, 7106307, 8199585, 9475076, 10932780, 11843845, 14212614, 16399170, 21318921, 23687690, 28425228, 32798340, 35531535, 42637842, 47375380, 71063070, 85275684, 106594605, 142126140, 213189210, 426378420]

約数ペア:

[(1, 426378420), (2, 213189210), (3, 142126140), (4, 106594605), (5, 85275684), (6, 71063070), (9, 47375380), (10, 42637842), (12, 35531535), (13, 32798340), (15, 28425228), (18, 23687690), (20, 21318921), (26, 16399170), (30, 14212614), (36, 11843845), (39, 10932780), (45, 9475076), (52, 8199585), (60, 7106307), (65, 6559668), (78, 5466390), (90, 4737538), (117, 3644260), (130, 3279834), (156, 2733195), (180, 2368769), (195, 2186556), (234, 1822130), (257, 1659060), (260, 1639917), (390, 1093278), (468, 911065), (514, 829530), (585, 728852), (709, 601380), (771, 553020), (780, 546639), (1028, 414765), (1170, 364426), (1285, 331812), (1418, 300690), (1542, 276510), (2127, 200460), (2313, 184340), (2340, 182213), (2570, 165906), (2836, 150345), (3084, 138255), (3341, 127620), (3545, 120276), (3855, 110604), (4254, 100230), (4626, 92170), (5140, 82953), (6381, 66820), (6682, 63810), (7090, 60138), (7710, 55302), (8508, 50115), (9217, 46260), (9252, 46085), (10023, 42540), (10635, 40092), (11565, 36868), (12762, 33410), (13364, 31905), (14180, 30069), (15420, 27651), (16705, 25524), (18434, 23130), (20046, 21270)]