15996149320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{635777}}^1$

素因数の和:635842

約数の個数: 64

約数和(自身を含む): 39138493680

約数和(自身を除く): 23142344360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 3145, 5032, 6290, 12580, 25160, 635777, 1271554, 2543108, 3178885, 5086216, 6357770, 10808209, 12715540, 21616418, 23523749, 25431080, 43232836, 47047498, 54041045, 86465672, 94094996, 108082090, 117618745, 188189992, 216164180, 235237490, 399903733, 432328360, 470474980, 799807466, 940949960, 1599614932, 1999518665, 3199229864, 3999037330, 7998074660, 15996149320]

約数ペア:

[(1, 15996149320), (2, 7998074660), (4, 3999037330), (5, 3199229864), (8, 1999518665), (10, 1599614932), (17, 940949960), (20, 799807466), (34, 470474980), (37, 432328360), (40, 399903733), (68, 235237490), (74, 216164180), (85, 188189992), (136, 117618745), (148, 108082090), (170, 94094996), (185, 86465672), (296, 54041045), (340, 47047498), (370, 43232836), (629, 25431080), (680, 23523749), (740, 21616418), (1258, 12715540), (1480, 10808209), (2516, 6357770), (3145, 5086216), (5032, 3178885), (6290, 2543108), (12580, 1271554), (25160, 635777)]