264238520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:577

約数の個数: 128

約数和(自身を含む): 737251200

約数和(自身を除く): 473012680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 229, 260, 280, 317, 364, 455, 458, 520, 634, 728, 910, 916, 1145, 1268, 1585, 1603, 1820, 1832, 2219, 2290, 2536, 2977, 3170, 3206, 3640, 4121, 4438, 4580, 5954, 6340, 6412, 8015, 8242, 8876, 9160, 11095, 11908, 12680, 12824, 14885, 16030, 16484, 17752, 20605, 20839, 22190, 23816, 28847, 29770, 32060, 32968, 41210, 41678, 44380, 57694, 59540, 64120, 72593, 82420, 83356, 88760, 104195, 115388, 119080, 144235, 145186, 164840, 166712, 208390, 230776, 288470, 290372, 362965, 416780, 508151, 576940, 580744, 725930, 833560, 943709, 1016302, 1153880, 1451860, 1887418, 2032604, 2540755, 2903720, 3774836, 4065208, 4718545, 5081510, 6605963, 7549672, 9437090, 10163020, 13211926, 18874180, 20326040, 26423852, 33029815, 37748360, 52847704, 66059630, 132119260, 264238520]

約数ペア:

[(1, 264238520), (2, 132119260), (4, 66059630), (5, 52847704), (7, 37748360), (8, 33029815), (10, 26423852), (13, 20326040), (14, 18874180), (20, 13211926), (26, 10163020), (28, 9437090), (35, 7549672), (40, 6605963), (52, 5081510), (56, 4718545), (65, 4065208), (70, 3774836), (91, 2903720), (104, 2540755), (130, 2032604), (140, 1887418), (182, 1451860), (229, 1153880), (260, 1016302), (280, 943709), (317, 833560), (364, 725930), (455, 580744), (458, 576940), (520, 508151), (634, 416780), (728, 362965), (910, 290372), (916, 288470), (1145, 230776), (1268, 208390), (1585, 166712), (1603, 164840), (1820, 145186), (1832, 144235), (2219, 119080), (2290, 115388), (2536, 104195), (2977, 88760), (3170, 83356), (3206, 82420), (3640, 72593), (4121, 64120), (4438, 59540), (4580, 57694), (5954, 44380), (6340, 41678), (6412, 41210), (8015, 32968), (8242, 32060), (8876, 29770), (9160, 28847), (11095, 23816), (11908, 22190), (12680, 20839), (12824, 20605), (14885, 17752), (16030, 16484)]