71605560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{233}}^1$

素因数の和:457

約数の個数: 128

約数和(自身を含む): 233513280

約数和(自身を除く): 161907720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 197, 233, 260, 312, 390, 394, 466, 520, 591, 699, 780, 788, 932, 985, 1165, 1182, 1398, 1560, 1576, 1864, 1970, 2330, 2364, 2561, 2796, 2955, 3029, 3495, 3940, 4660, 4728, 5122, 5592, 5910, 6058, 6990, 7683, 7880, 9087, 9320, 10244, 11820, 12116, 12805, 13980, 15145, 15366, 18174, 20488, 23640, 24232, 25610, 27960, 30290, 30732, 36348, 38415, 45435, 45901, 51220, 60580, 61464, 72696, 76830, 90870, 91802, 102440, 121160, 137703, 153660, 181740, 183604, 229505, 275406, 307320, 363480, 367208, 459010, 550812, 596713, 688515, 918020, 1101624, 1193426, 1377030, 1790139, 1836040, 2386852, 2754060, 2983565, 3580278, 4773704, 5508120, 5967130, 7160556, 8950695, 11934260, 14321112, 17901390, 23868520, 35802780, 71605560]

約数ペア:

[(1, 71605560), (2, 35802780), (3, 23868520), (4, 17901390), (5, 14321112), (6, 11934260), (8, 8950695), (10, 7160556), (12, 5967130), (13, 5508120), (15, 4773704), (20, 3580278), (24, 2983565), (26, 2754060), (30, 2386852), (39, 1836040), (40, 1790139), (52, 1377030), (60, 1193426), (65, 1101624), (78, 918020), (104, 688515), (120, 596713), (130, 550812), (156, 459010), (195, 367208), (197, 363480), (233, 307320), (260, 275406), (312, 229505), (390, 183604), (394, 181740), (466, 153660), (520, 137703), (591, 121160), (699, 102440), (780, 91802), (788, 90870), (932, 76830), (985, 72696), (1165, 61464), (1182, 60580), (1398, 51220), (1560, 45901), (1576, 45435), (1864, 38415), (1970, 36348), (2330, 30732), (2364, 30290), (2561, 27960), (2796, 25610), (2955, 24232), (3029, 23640), (3495, 20488), (3940, 18174), (4660, 15366), (4728, 15145), (5122, 13980), (5592, 12805), (5910, 12116), (6058, 11820), (6990, 10244), (7683, 9320), (7880, 9087)]