156789697240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{787}}^1\times {\mathrm{4483}}^1$

素因数の和:5393

約数の個数: 128

約数和(自身を含む): 389238462720

約数和(自身を除く): 232448765480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 101, 110, 202, 220, 404, 440, 505, 787, 808, 1010, 1111, 1574, 2020, 2222, 3148, 3935, 4040, 4444, 4483, 5555, 6296, 7870, 8657, 8888, 8966, 11110, 15740, 17314, 17932, 22220, 22415, 31480, 34628, 35864, 43285, 44440, 44830, 49313, 69256, 79487, 86570, 89660, 98626, 158974, 173140, 179320, 197252, 246565, 317948, 346280, 394504, 397435, 452783, 493130, 635896, 794870, 874357, 905566, 986260, 1589740, 1748714, 1811132, 1972520, 2263915, 3179480, 3497428, 3528121, 3622264, 4371785, 4527830, 4980613, 6994856, 7056242, 8743570, 9055660, 9961226, 14112484, 17487140, 17640605, 18111320, 19922452, 24903065, 28224968, 34974280, 35281210, 38809331, 39844904, 49806130, 70562420, 77618662, 99612260, 141124840, 155237324, 194046655, 199224520, 310474648, 356340221, 388093310, 712680442, 776186620, 1425360884, 1552373240, 1781701105, 2850721768, 3563402210, 3919742431, 7126804420, 7839484862, 14253608840, 15678969724, 19598712155, 31357939448, 39197424310, 78394848620, 156789697240]

約数ペア:

[(1, 156789697240), (2, 78394848620), (4, 39197424310), (5, 31357939448), (8, 19598712155), (10, 15678969724), (11, 14253608840), (20, 7839484862), (22, 7126804420), (40, 3919742431), (44, 3563402210), (55, 2850721768), (88, 1781701105), (101, 1552373240), (110, 1425360884), (202, 776186620), (220, 712680442), (404, 388093310), (440, 356340221), (505, 310474648), (787, 199224520), (808, 194046655), (1010, 155237324), (1111, 141124840), (1574, 99612260), (2020, 77618662), (2222, 70562420), (3148, 49806130), (3935, 39844904), (4040, 38809331), (4444, 35281210), (4483, 34974280), (5555, 28224968), (6296, 24903065), (7870, 19922452), (8657, 18111320), (8888, 17640605), (8966, 17487140), (11110, 14112484), (15740, 9961226), (17314, 9055660), (17932, 8743570), (22220, 7056242), (22415, 6994856), (31480, 4980613), (34628, 4527830), (35864, 4371785), (43285, 3622264), (44440, 3528121), (44830, 3497428), (49313, 3179480), (69256, 2263915), (79487, 1972520), (86570, 1811132), (89660, 1748714), (98626, 1589740), (158974, 986260), (173140, 905566), (179320, 874357), (197252, 794870), (246565, 635896), (317948, 493130), (346280, 452783), (394504, 397435)]