16472820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1$

素因数の和:470

約数の個数: 144

約数和(自身を含む): 57915648

約数和(自身を除く): 41442828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 431, 455, 490, 546, 588, 637, 735, 780, 862, 910, 980, 1092, 1274, 1293, 1365, 1470, 1724, 1820, 1911, 2155, 2548, 2586, 2730, 2940, 3017, 3185, 3822, 4310, 5172, 5460, 5603, 6034, 6370, 6465, 7644, 8620, 9051, 9555, 11206, 12068, 12740, 12930, 15085, 16809, 18102, 19110, 21119, 22412, 25860, 28015, 30170, 33618, 36204, 38220, 39221, 42238, 45255, 56030, 60340, 63357, 67236, 78442, 84045, 84476, 90510, 105595, 112060, 117663, 126714, 156884, 168090, 181020, 196105, 211190, 235326, 253428, 274547, 316785, 336180, 392210, 422380, 470652, 549094, 588315, 633570, 784420, 823641, 1098188, 1176630, 1267140, 1372735, 1647282, 2353260, 2745470, 3294564, 4118205, 5490940, 8236410, 16472820]

約数ペア:

[(1, 16472820), (2, 8236410), (3, 5490940), (4, 4118205), (5, 3294564), (6, 2745470), (7, 2353260), (10, 1647282), (12, 1372735), (13, 1267140), (14, 1176630), (15, 1098188), (20, 823641), (21, 784420), (26, 633570), (28, 588315), (30, 549094), (35, 470652), (39, 422380), (42, 392210), (49, 336180), (52, 316785), (60, 274547), (65, 253428), (70, 235326), (78, 211190), (84, 196105), (91, 181020), (98, 168090), (105, 156884), (130, 126714), (140, 117663), (147, 112060), (156, 105595), (182, 90510), (195, 84476), (196, 84045), (210, 78442), (245, 67236), (260, 63357), (273, 60340), (294, 56030), (364, 45255), (390, 42238), (420, 39221), (431, 38220), (455, 36204), (490, 33618), (546, 30170), (588, 28015), (637, 25860), (735, 22412), (780, 21119), (862, 19110), (910, 18102), (980, 16809), (1092, 15085), (1274, 12930), (1293, 12740), (1365, 12068), (1470, 11206), (1724, 9555), (1820, 9051), (1911, 8620), (2155, 7644), (2548, 6465), (2586, 6370), (2730, 6034), (2940, 5603), (3017, 5460), (3185, 5172), (3822, 4310)]