18774840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 68290560

約数和(自身を除く): 49515720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 84, 93, 98, 103, 105, 120, 124, 140, 147, 155, 168, 186, 196, 206, 210, 217, 245, 248, 280, 294, 309, 310, 372, 392, 412, 420, 434, 465, 490, 515, 588, 618, 620, 651, 721, 735, 744, 824, 840, 868, 930, 980, 1030, 1085, 1176, 1236, 1240, 1302, 1442, 1470, 1519, 1545, 1736, 1860, 1960, 2060, 2163, 2170, 2472, 2604, 2884, 2940, 3038, 3090, 3193, 3255, 3605, 3720, 4120, 4326, 4340, 4557, 5047, 5208, 5768, 5880, 6076, 6180, 6386, 6510, 7210, 7595, 8652, 8680, 9114, 9579, 10094, 10815, 12152, 12360, 12772, 13020, 14420, 15141, 15190, 15965, 17304, 18228, 19158, 20188, 21630, 22351, 22785, 25235, 25544, 26040, 28840, 30282, 30380, 31930, 36456, 38316, 40376, 43260, 44702, 45570, 47895, 50470, 60564, 60760, 63860, 67053, 75705, 76632, 86520, 89404, 91140, 95790, 100940, 111755, 121128, 127720, 134106, 151410, 156457, 178808, 182280, 191580, 201880, 223510, 268212, 302820, 312914, 335265, 383160, 447020, 469371, 536424, 605640, 625828, 670530, 782285, 894040, 938742, 1251656, 1341060, 1564570, 1877484, 2346855, 2682120, 3129140, 3754968, 4693710, 6258280, 9387420, 18774840]

約数ペア:

[(1, 18774840), (2, 9387420), (3, 6258280), (4, 4693710), (5, 3754968), (6, 3129140), (7, 2682120), (8, 2346855), (10, 1877484), (12, 1564570), (14, 1341060), (15, 1251656), (20, 938742), (21, 894040), (24, 782285), (28, 670530), (30, 625828), (31, 605640), (35, 536424), (40, 469371), (42, 447020), (49, 383160), (56, 335265), (60, 312914), (62, 302820), (70, 268212), (84, 223510), (93, 201880), (98, 191580), (103, 182280), (105, 178808), (120, 156457), (124, 151410), (140, 134106), (147, 127720), (155, 121128), (168, 111755), (186, 100940), (196, 95790), (206, 91140), (210, 89404), (217, 86520), (245, 76632), (248, 75705), (280, 67053), (294, 63860), (309, 60760), (310, 60564), (372, 50470), (392, 47895), (412, 45570), (420, 44702), (434, 43260), (465, 40376), (490, 38316), (515, 36456), (588, 31930), (618, 30380), (620, 30282), (651, 28840), (721, 26040), (735, 25544), (744, 25235), (824, 22785), (840, 22351), (868, 21630), (930, 20188), (980, 19158), (1030, 18228), (1085, 17304), (1176, 15965), (1236, 15190), (1240, 15141), (1302, 14420), (1442, 13020), (1470, 12772), (1519, 12360), (1545, 12152), (1736, 10815), (1860, 10094), (1960, 9579), (2060, 9114), (2163, 8680), (2170, 8652), (2472, 7595), (2604, 7210), (2884, 6510), (2940, 6386), (3038, 6180), (3090, 6076), (3193, 5880), (3255, 5768), (3605, 5208), (3720, 5047), (4120, 4557), (4326, 4340)]