291821660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{641}}^1$

素因数の和:783

約数の個数: 96

約数和(自身を含む): 706672512

約数和(自身を除く): 414850852

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 103, 130, 170, 206, 221, 260, 340, 412, 442, 515, 641, 884, 1030, 1105, 1282, 1339, 1751, 2060, 2210, 2564, 2678, 3205, 3502, 4420, 5356, 6410, 6695, 7004, 8333, 8755, 10897, 12820, 13390, 16666, 17510, 21794, 22763, 26780, 33332, 35020, 41665, 43588, 45526, 54485, 66023, 83330, 91052, 108970, 113815, 132046, 141661, 166660, 217940, 227630, 264092, 283322, 330115, 455260, 566644, 660230, 708305, 858299, 1122391, 1320460, 1416610, 1716598, 2244782, 2833220, 3433196, 4291495, 4489564, 5611955, 8582990, 11223910, 14591083, 17165980, 22447820, 29182166, 58364332, 72955415, 145910830, 291821660]

約数ペア:

[(1, 291821660), (2, 145910830), (4, 72955415), (5, 58364332), (10, 29182166), (13, 22447820), (17, 17165980), (20, 14591083), (26, 11223910), (34, 8582990), (52, 5611955), (65, 4489564), (68, 4291495), (85, 3433196), (103, 2833220), (130, 2244782), (170, 1716598), (206, 1416610), (221, 1320460), (260, 1122391), (340, 858299), (412, 708305), (442, 660230), (515, 566644), (641, 455260), (884, 330115), (1030, 283322), (1105, 264092), (1282, 227630), (1339, 217940), (1751, 166660), (2060, 141661), (2210, 132046), (2564, 113815), (2678, 108970), (3205, 91052), (3502, 83330), (4420, 66023), (5356, 54485), (6410, 45526), (6695, 43588), (7004, 41665), (8333, 35020), (8755, 33332), (10897, 26780), (12820, 22763), (13390, 21794), (16666, 17510)]