166502980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 434367360

約数和(自身を除く): 267864380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 83, 89, 92, 98, 115, 140, 161, 166, 178, 196, 230, 245, 322, 332, 356, 415, 445, 460, 490, 581, 623, 644, 805, 830, 890, 980, 1127, 1162, 1246, 1610, 1660, 1780, 1909, 2047, 2254, 2324, 2492, 2905, 3115, 3220, 3818, 4067, 4094, 4361, 4508, 5635, 5810, 6230, 7387, 7636, 8134, 8188, 8722, 9545, 10235, 11270, 11620, 12460, 13363, 14329, 14774, 16268, 17444, 19090, 20335, 20470, 21805, 22540, 26726, 28658, 29548, 36935, 38180, 40670, 40940, 43610, 51709, 53452, 57316, 66815, 71645, 73870, 81340, 87220, 93541, 100303, 103418, 133630, 143290, 147740, 169901, 187082, 200606, 206836, 258545, 267260, 286580, 339802, 361963, 374164, 401212, 467705, 501515, 517090, 679604, 723926, 849505, 935410, 1003030, 1034180, 1189307, 1447852, 1699010, 1809815, 1870820, 2006060, 2378614, 3398020, 3619630, 4757228, 5946535, 7239260, 8325149, 11893070, 16650298, 23786140, 33300596, 41625745, 83251490, 166502980]

約数ペア:

[(1, 166502980), (2, 83251490), (4, 41625745), (5, 33300596), (7, 23786140), (10, 16650298), (14, 11893070), (20, 8325149), (23, 7239260), (28, 5946535), (35, 4757228), (46, 3619630), (49, 3398020), (70, 2378614), (83, 2006060), (89, 1870820), (92, 1809815), (98, 1699010), (115, 1447852), (140, 1189307), (161, 1034180), (166, 1003030), (178, 935410), (196, 849505), (230, 723926), (245, 679604), (322, 517090), (332, 501515), (356, 467705), (415, 401212), (445, 374164), (460, 361963), (490, 339802), (581, 286580), (623, 267260), (644, 258545), (805, 206836), (830, 200606), (890, 187082), (980, 169901), (1127, 147740), (1162, 143290), (1246, 133630), (1610, 103418), (1660, 100303), (1780, 93541), (1909, 87220), (2047, 81340), (2254, 73870), (2324, 71645), (2492, 66815), (2905, 57316), (3115, 53452), (3220, 51709), (3818, 43610), (4067, 40940), (4094, 40670), (4361, 38180), (4508, 36935), (5635, 29548), (5810, 28658), (6230, 26726), (7387, 22540), (7636, 21805), (8134, 20470), (8188, 20335), (8722, 19090), (9545, 17444), (10235, 16268), (11270, 14774), (11620, 14329), (12460, 13363)]