1409301720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18379}}^1$

素因数の和:18470

約数の個数: 128

約数和(自身を含む): 4764096000

約数和(自身を除く): 3354794280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 355, 360, 426, 540, 568, 639, 710, 852, 1065, 1080, 1278, 1420, 1704, 1917, 2130, 2556, 2840, 3195, 3834, 4260, 5112, 6390, 7668, 8520, 9585, 12780, 15336, 18379, 19170, 25560, 36758, 38340, 55137, 73516, 76680, 91895, 110274, 147032, 165411, 183790, 220548, 275685, 330822, 367580, 441096, 496233, 551370, 661644, 735160, 827055, 992466, 1102740, 1304909, 1323288, 1654110, 1984932, 2205480, 2481165, 2609818, 3308220, 3914727, 3969864, 4962330, 5219636, 6524545, 6616440, 7829454, 9924660, 10439272, 11744181, 13049090, 15658908, 19573635, 19849320, 23488362, 26098180, 31317816, 35232543, 39147270, 46976724, 52196360, 58720905, 70465086, 78294540, 93953448, 117441810, 140930172, 156589080, 176162715, 234883620, 281860344, 352325430, 469767240, 704650860, 1409301720]

約数ペア:

[(1, 1409301720), (2, 704650860), (3, 469767240), (4, 352325430), (5, 281860344), (6, 234883620), (8, 176162715), (9, 156589080), (10, 140930172), (12, 117441810), (15, 93953448), (18, 78294540), (20, 70465086), (24, 58720905), (27, 52196360), (30, 46976724), (36, 39147270), (40, 35232543), (45, 31317816), (54, 26098180), (60, 23488362), (71, 19849320), (72, 19573635), (90, 15658908), (108, 13049090), (120, 11744181), (135, 10439272), (142, 9924660), (180, 7829454), (213, 6616440), (216, 6524545), (270, 5219636), (284, 4962330), (355, 3969864), (360, 3914727), (426, 3308220), (540, 2609818), (568, 2481165), (639, 2205480), (710, 1984932), (852, 1654110), (1065, 1323288), (1080, 1304909), (1278, 1102740), (1420, 992466), (1704, 827055), (1917, 735160), (2130, 661644), (2556, 551370), (2840, 496233), (3195, 441096), (3834, 367580), (4260, 330822), (5112, 275685), (6390, 220548), (7668, 183790), (8520, 165411), (9585, 147032), (12780, 110274), (15336, 91895), (18379, 76680), (19170, 73516), (25560, 55137), (36758, 38340)]