194131980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{154073}}^1$

素因数の和:154095

約数の個数: 72

約数和(自身を含む): 672995232

約数和(自身を除く): 478863252

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 154073, 308146, 462219, 616292, 770365, 924438, 1078511, 1386657, 1540730, 1848876, 2157022, 2311095, 2773314, 3081460, 3235533, 4314044, 4622190, 5392555, 5546628, 6471066, 6933285, 9244380, 9706599, 10785110, 12942132, 13866570, 16177665, 19413198, 21570220, 27733140, 32355330, 38826396, 48532995, 64710660, 97065990, 194131980]

約数ペア:

[(1, 194131980), (2, 97065990), (3, 64710660), (4, 48532995), (5, 38826396), (6, 32355330), (7, 27733140), (9, 21570220), (10, 19413198), (12, 16177665), (14, 13866570), (15, 12942132), (18, 10785110), (20, 9706599), (21, 9244380), (28, 6933285), (30, 6471066), (35, 5546628), (36, 5392555), (42, 4622190), (45, 4314044), (60, 3235533), (63, 3081460), (70, 2773314), (84, 2311095), (90, 2157022), (105, 1848876), (126, 1540730), (140, 1386657), (180, 1078511), (210, 924438), (252, 770365), (315, 616292), (420, 462219), (630, 308146), (1260, 154073)]