18327960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1039}}^1$

素因数の和:1070

約数の個数: 144

約数和(自身を含む): 69357600

約数和(自身を除く): 51029640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1039, 1176, 1260, 1470, 1764, 1960, 2078, 2205, 2520, 2940, 3117, 3528, 4156, 4410, 5195, 5880, 6234, 7273, 8312, 8820, 9351, 10390, 12468, 14546, 15585, 17640, 18702, 20780, 21819, 24936, 29092, 31170, 36365, 37404, 41560, 43638, 46755, 50911, 58184, 62340, 65457, 72730, 74808, 87276, 93510, 101822, 109095, 124680, 130914, 145460, 152733, 174552, 187020, 203644, 218190, 254555, 261828, 290920, 305466, 327285, 374040, 407288, 436380, 458199, 509110, 523656, 610932, 654570, 763665, 872760, 916398, 1018220, 1221864, 1309140, 1527330, 1832796, 2036440, 2290995, 2618280, 3054660, 3665592, 4581990, 6109320, 9163980, 18327960]

約数ペア:

[(1, 18327960), (2, 9163980), (3, 6109320), (4, 4581990), (5, 3665592), (6, 3054660), (7, 2618280), (8, 2290995), (9, 2036440), (10, 1832796), (12, 1527330), (14, 1309140), (15, 1221864), (18, 1018220), (20, 916398), (21, 872760), (24, 763665), (28, 654570), (30, 610932), (35, 523656), (36, 509110), (40, 458199), (42, 436380), (45, 407288), (49, 374040), (56, 327285), (60, 305466), (63, 290920), (70, 261828), (72, 254555), (84, 218190), (90, 203644), (98, 187020), (105, 174552), (120, 152733), (126, 145460), (140, 130914), (147, 124680), (168, 109095), (180, 101822), (196, 93510), (210, 87276), (245, 74808), (252, 72730), (280, 65457), (294, 62340), (315, 58184), (360, 50911), (392, 46755), (420, 43638), (441, 41560), (490, 37404), (504, 36365), (588, 31170), (630, 29092), (735, 24936), (840, 21819), (882, 20780), (980, 18702), (1039, 17640), (1176, 15585), (1260, 14546), (1470, 12468), (1764, 10390), (1960, 9351), (2078, 8820), (2205, 8312), (2520, 7273), (2940, 6234), (3117, 5880), (3528, 5195), (4156, 4410)]