74986660

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:690

約数の個数: 96

約数和(自身を含む): 194745600

約数和(自身を除く): 119758940

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 343, 476, 490, 595, 643, 686, 833, 980, 1190, 1286, 1372, 1666, 1715, 2380, 2572, 3215, 3332, 3430, 4165, 4501, 5831, 6430, 6860, 8330, 9002, 10931, 11662, 12860, 16660, 18004, 21862, 22505, 23324, 29155, 31507, 43724, 45010, 54655, 58310, 63014, 76517, 90020, 109310, 116620, 126028, 153034, 157535, 218620, 220549, 306068, 315070, 382585, 441098, 535619, 630140, 765170, 882196, 1071238, 1102745, 1530340, 2142476, 2205490, 2678095, 3749333, 4410980, 5356190, 7498666, 10712380, 14997332, 18746665, 37493330, 74986660]

約数ペア:

[(1, 74986660), (2, 37493330), (4, 18746665), (5, 14997332), (7, 10712380), (10, 7498666), (14, 5356190), (17, 4410980), (20, 3749333), (28, 2678095), (34, 2205490), (35, 2142476), (49, 1530340), (68, 1102745), (70, 1071238), (85, 882196), (98, 765170), (119, 630140), (140, 535619), (170, 441098), (196, 382585), (238, 315070), (245, 306068), (340, 220549), (343, 218620), (476, 157535), (490, 153034), (595, 126028), (643, 116620), (686, 109310), (833, 90020), (980, 76517), (1190, 63014), (1286, 58310), (1372, 54655), (1666, 45010), (1715, 43724), (2380, 31507), (2572, 29155), (3215, 23324), (3332, 22505), (3430, 21862), (4165, 18004), (4501, 16660), (5831, 12860), (6430, 11662), (6860, 10931), (8330, 9002)]