348789680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{8273}}^1$

素因数の和:8334

約数の個数: 80

約数和(自身を含む): 886443264

約数和(自身を除く): 537653584

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 34, 40, 62, 68, 80, 85, 124, 136, 155, 170, 248, 272, 310, 340, 496, 527, 620, 680, 1054, 1240, 1360, 2108, 2480, 2635, 4216, 5270, 8273, 8432, 10540, 16546, 21080, 33092, 41365, 42160, 66184, 82730, 132368, 140641, 165460, 256463, 281282, 330920, 512926, 562564, 661840, 703205, 1025852, 1125128, 1282315, 1406410, 2051704, 2250256, 2564630, 2812820, 4103408, 4359871, 5129260, 5625640, 8719742, 10258520, 11251280, 17439484, 20517040, 21799355, 34878968, 43598710, 69757936, 87197420, 174394840, 348789680]

約数ペア:

[(1, 348789680), (2, 174394840), (4, 87197420), (5, 69757936), (8, 43598710), (10, 34878968), (16, 21799355), (17, 20517040), (20, 17439484), (31, 11251280), (34, 10258520), (40, 8719742), (62, 5625640), (68, 5129260), (80, 4359871), (85, 4103408), (124, 2812820), (136, 2564630), (155, 2250256), (170, 2051704), (248, 1406410), (272, 1282315), (310, 1125128), (340, 1025852), (496, 703205), (527, 661840), (620, 562564), (680, 512926), (1054, 330920), (1240, 281282), (1360, 256463), (2108, 165460), (2480, 140641), (2635, 132368), (4216, 82730), (5270, 66184), (8273, 42160), (8432, 41365), (10540, 33092), (16546, 21080)]