12912223240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{74021}}^1$

素因数の和:74135

約数の個数: 96

約数和(自身を含む): 34175957400

約数和(自身を除く): 21263734160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 89, 98, 140, 178, 196, 245, 280, 356, 392, 445, 490, 623, 712, 890, 980, 1246, 1780, 1960, 2492, 3115, 3560, 4361, 4984, 6230, 8722, 12460, 17444, 21805, 24920, 34888, 43610, 74021, 87220, 148042, 174440, 296084, 370105, 518147, 592168, 740210, 1036294, 1480420, 2072588, 2590735, 2960840, 3627029, 4145176, 5181470, 6587869, 7254058, 10362940, 13175738, 14508116, 18135145, 20725880, 26351476, 29016232, 32939345, 36270290, 46115083, 52702952, 65878690, 72540580, 92230166, 131757380, 145081160, 184460332, 230575415, 263514760, 322805581, 368920664, 461150830, 645611162, 922301660, 1291222324, 1614027905, 1844603320, 2582444648, 3228055810, 6456111620, 12912223240]

約数ペア:

[(1, 12912223240), (2, 6456111620), (4, 3228055810), (5, 2582444648), (7, 1844603320), (8, 1614027905), (10, 1291222324), (14, 922301660), (20, 645611162), (28, 461150830), (35, 368920664), (40, 322805581), (49, 263514760), (56, 230575415), (70, 184460332), (89, 145081160), (98, 131757380), (140, 92230166), (178, 72540580), (196, 65878690), (245, 52702952), (280, 46115083), (356, 36270290), (392, 32939345), (445, 29016232), (490, 26351476), (623, 20725880), (712, 18135145), (890, 14508116), (980, 13175738), (1246, 10362940), (1780, 7254058), (1960, 6587869), (2492, 5181470), (3115, 4145176), (3560, 3627029), (4361, 2960840), (4984, 2590735), (6230, 2072588), (8722, 1480420), (12460, 1036294), (17444, 740210), (21805, 592168), (24920, 518147), (34888, 370105), (43610, 296084), (74021, 174440), (87220, 148042)]