90007260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{223}}^1$

素因数の和:304

約数の個数: 144

約数和(自身を含む): 298948608

約数和(自身を除く): 208941348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 186, 210, 217, 223, 310, 372, 420, 434, 446, 465, 620, 651, 669, 868, 892, 930, 961, 1085, 1115, 1302, 1338, 1561, 1860, 1922, 2170, 2230, 2604, 2676, 2883, 3122, 3255, 3345, 3844, 4340, 4460, 4683, 4805, 5766, 6244, 6510, 6690, 6727, 6913, 7805, 9366, 9610, 11532, 13020, 13380, 13454, 13826, 14415, 15610, 18732, 19220, 20181, 20739, 23415, 26908, 27652, 28830, 31220, 33635, 34565, 40362, 41478, 46830, 48391, 57660, 67270, 69130, 80724, 82956, 93660, 96782, 100905, 103695, 134540, 138260, 145173, 193564, 201810, 207390, 214303, 241955, 290346, 403620, 414780, 428606, 483910, 580692, 642909, 725865, 857212, 967820, 1071515, 1285818, 1451730, 1500121, 2143030, 2571636, 2903460, 3000242, 3214545, 4286060, 4500363, 6000484, 6429090, 7500605, 9000726, 12858180, 15001210, 18001452, 22501815, 30002420, 45003630, 90007260]

約数ペア:

[(1, 90007260), (2, 45003630), (3, 30002420), (4, 22501815), (5, 18001452), (6, 15001210), (7, 12858180), (10, 9000726), (12, 7500605), (14, 6429090), (15, 6000484), (20, 4500363), (21, 4286060), (28, 3214545), (30, 3000242), (31, 2903460), (35, 2571636), (42, 2143030), (60, 1500121), (62, 1451730), (70, 1285818), (84, 1071515), (93, 967820), (105, 857212), (124, 725865), (140, 642909), (155, 580692), (186, 483910), (210, 428606), (217, 414780), (223, 403620), (310, 290346), (372, 241955), (420, 214303), (434, 207390), (446, 201810), (465, 193564), (620, 145173), (651, 138260), (669, 134540), (868, 103695), (892, 100905), (930, 96782), (961, 93660), (1085, 82956), (1115, 80724), (1302, 69130), (1338, 67270), (1561, 57660), (1860, 48391), (1922, 46830), (2170, 41478), (2230, 40362), (2604, 34565), (2676, 33635), (2883, 31220), (3122, 28830), (3255, 27652), (3345, 26908), (3844, 23415), (4340, 20739), (4460, 20181), (4683, 19220), (4805, 18732), (5766, 15610), (6244, 14415), (6510, 13826), (6690, 13454), (6727, 13380), (6913, 13020), (7805, 11532), (9366, 9610)]