9980519220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{2640349}}^1$

素因数の和:2640374

約数の個数: 96

約数和(自身を含む): 35486304000

約数和(自身を除く): 25505784780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 2640349, 5280698, 7921047, 10561396, 13201745, 15842094, 18482443, 23763141, 26403490, 31684188, 36964886, 39605235, 47526282, 52806980, 55447329, 71289423, 73929772, 79210470, 92412215, 95052564, 110894658, 118815705, 142578846, 158420940, 166341987, 184824430, 221789316, 237631410, 277236645, 285157692, 332683974, 356447115, 369648860, 475262820, 499025961, 554473290, 665367948, 712894230, 831709935, 998051922, 1108946580, 1425788460, 1663419870, 1996103844, 2495129805, 3326839740, 4990259610, 9980519220]

約数ペア:

[(1, 9980519220), (2, 4990259610), (3, 3326839740), (4, 2495129805), (5, 1996103844), (6, 1663419870), (7, 1425788460), (9, 1108946580), (10, 998051922), (12, 831709935), (14, 712894230), (15, 665367948), (18, 554473290), (20, 499025961), (21, 475262820), (27, 369648860), (28, 356447115), (30, 332683974), (35, 285157692), (36, 277236645), (42, 237631410), (45, 221789316), (54, 184824430), (60, 166341987), (63, 158420940), (70, 142578846), (84, 118815705), (90, 110894658), (105, 95052564), (108, 92412215), (126, 79210470), (135, 73929772), (140, 71289423), (180, 55447329), (189, 52806980), (210, 47526282), (252, 39605235), (270, 36964886), (315, 31684188), (378, 26403490), (420, 23763141), (540, 18482443), (630, 15842094), (756, 13201745), (945, 10561396), (1260, 7921047), (1890, 5280698), (3780, 2640349)]