289185780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1619}}^1$

素因数の和:1873

約数の個数: 96

約数和(自身を含む): 876355200

約数和(自身を除く): 587169420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 229, 260, 390, 458, 687, 780, 916, 1145, 1374, 1619, 2290, 2748, 2977, 3238, 3435, 4580, 4857, 5954, 6476, 6870, 8095, 8931, 9714, 11908, 13740, 14885, 16190, 17862, 19428, 21047, 24285, 29770, 32380, 35724, 42094, 44655, 48570, 59540, 63141, 84188, 89310, 97140, 105235, 126282, 178620, 210470, 252564, 315705, 370751, 420940, 631410, 741502, 1112253, 1262820, 1483004, 1853755, 2224506, 3707510, 4449012, 4819763, 5561265, 7415020, 9639526, 11122530, 14459289, 19279052, 22245060, 24098815, 28918578, 48197630, 57837156, 72296445, 96395260, 144592890, 289185780]

約数ペア:

[(1, 289185780), (2, 144592890), (3, 96395260), (4, 72296445), (5, 57837156), (6, 48197630), (10, 28918578), (12, 24098815), (13, 22245060), (15, 19279052), (20, 14459289), (26, 11122530), (30, 9639526), (39, 7415020), (52, 5561265), (60, 4819763), (65, 4449012), (78, 3707510), (130, 2224506), (156, 1853755), (195, 1483004), (229, 1262820), (260, 1112253), (390, 741502), (458, 631410), (687, 420940), (780, 370751), (916, 315705), (1145, 252564), (1374, 210470), (1619, 178620), (2290, 126282), (2748, 105235), (2977, 97140), (3238, 89310), (3435, 84188), (4580, 63141), (4857, 59540), (5954, 48570), (6476, 44655), (6870, 42094), (8095, 35724), (8931, 32380), (9714, 29770), (11908, 24285), (13740, 21047), (14885, 19428), (16190, 17862)]