72620940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1453}}^1$

素因数の和:1496

約数の個数: 144

約数和(自身を含む): 250623072

約数和(自身を除く): 178002132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1453, 1470, 1666, 1785, 2380, 2499, 2906, 2940, 3332, 3570, 4165, 4359, 4998, 5812, 7140, 7265, 8330, 8718, 9996, 10171, 12495, 14530, 16660, 17436, 20342, 21795, 24701, 24990, 29060, 30513, 40684, 43590, 49402, 49980, 50855, 61026, 71197, 74103, 87180, 98804, 101710, 122052, 123505, 142394, 148206, 152565, 172907, 203420, 213591, 247010, 284788, 296412, 305130, 345814, 355985, 370515, 427182, 494020, 518721, 610260, 691628, 711970, 741030, 854364, 864535, 1037442, 1067955, 1210349, 1423940, 1482060, 1729070, 2074884, 2135910, 2420698, 2593605, 3458140, 3631047, 4271820, 4841396, 5187210, 6051745, 7262094, 10374420, 12103490, 14524188, 18155235, 24206980, 36310470, 72620940]

約数ペア:

[(1, 72620940), (2, 36310470), (3, 24206980), (4, 18155235), (5, 14524188), (6, 12103490), (7, 10374420), (10, 7262094), (12, 6051745), (14, 5187210), (15, 4841396), (17, 4271820), (20, 3631047), (21, 3458140), (28, 2593605), (30, 2420698), (34, 2135910), (35, 2074884), (42, 1729070), (49, 1482060), (51, 1423940), (60, 1210349), (68, 1067955), (70, 1037442), (84, 864535), (85, 854364), (98, 741030), (102, 711970), (105, 691628), (119, 610260), (140, 518721), (147, 494020), (170, 427182), (196, 370515), (204, 355985), (210, 345814), (238, 305130), (245, 296412), (255, 284788), (294, 247010), (340, 213591), (357, 203420), (420, 172907), (476, 152565), (490, 148206), (510, 142394), (588, 123505), (595, 122052), (714, 101710), (735, 98804), (833, 87180), (980, 74103), (1020, 71197), (1190, 61026), (1428, 50855), (1453, 49980), (1470, 49402), (1666, 43590), (1785, 40684), (2380, 30513), (2499, 29060), (2906, 24990), (2940, 24701), (3332, 21795), (3570, 20342), (4165, 17436), (4359, 16660), (4998, 14530), (5812, 12495), (7140, 10171), (7265, 9996), (8330, 8718)]