164013780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{55787}}^1$

素因数の和:55813

約数の個数: 72

約数和(自身を含む): 534225888

約数和(自身を除く): 370212108

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 55787, 111574, 167361, 223148, 278935, 334722, 390509, 557870, 669444, 781018, 836805, 1115740, 1171527, 1562036, 1673610, 1952545, 2343054, 2733563, 3347220, 3905090, 4686108, 5467126, 5857635, 7810180, 8200689, 10934252, 11715270, 13667815, 16401378, 23430540, 27335630, 32802756, 41003445, 54671260, 82006890, 164013780]

約数ペア:

[(1, 164013780), (2, 82006890), (3, 54671260), (4, 41003445), (5, 32802756), (6, 27335630), (7, 23430540), (10, 16401378), (12, 13667815), (14, 11715270), (15, 10934252), (20, 8200689), (21, 7810180), (28, 5857635), (30, 5467126), (35, 4686108), (42, 3905090), (49, 3347220), (60, 2733563), (70, 2343054), (84, 1952545), (98, 1673610), (105, 1562036), (140, 1171527), (147, 1115740), (196, 836805), (210, 781018), (245, 669444), (294, 557870), (420, 390509), (490, 334722), (588, 278935), (735, 223148), (980, 167361), (1470, 111574), (2940, 55787)]