51420180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5323}}^1$

素因数の和:5365

約数の個数: 96

約数和(自身を含む): 171730944

約数和(自身を除く): 120310764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 5323, 9660, 10646, 15969, 21292, 26615, 31938, 37261, 53230, 63876, 74522, 79845, 106460, 111783, 122429, 149044, 159690, 186305, 223566, 244858, 319380, 367287, 372610, 447132, 489716, 558915, 612145, 734574, 745220, 857003, 1117830, 1224290, 1469148, 1714006, 1836435, 2235660, 2448580, 2571009, 3428012, 3672870, 4285015, 5142018, 7345740, 8570030, 10284036, 12855045, 17140060, 25710090, 51420180]

約数ペア:

[(1, 51420180), (2, 25710090), (3, 17140060), (4, 12855045), (5, 10284036), (6, 8570030), (7, 7345740), (10, 5142018), (12, 4285015), (14, 3672870), (15, 3428012), (20, 2571009), (21, 2448580), (23, 2235660), (28, 1836435), (30, 1714006), (35, 1469148), (42, 1224290), (46, 1117830), (60, 857003), (69, 745220), (70, 734574), (84, 612145), (92, 558915), (105, 489716), (115, 447132), (138, 372610), (140, 367287), (161, 319380), (210, 244858), (230, 223566), (276, 186305), (322, 159690), (345, 149044), (420, 122429), (460, 111783), (483, 106460), (644, 79845), (690, 74522), (805, 63876), (966, 53230), (1380, 37261), (1610, 31938), (1932, 26615), (2415, 21292), (3220, 15969), (4830, 10646), (5323, 9660)]