64820490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 128

約数和(自身を含む): 191766528

約数和(自身を除く): 126946038

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 51, 67, 70, 85, 102, 105, 119, 134, 170, 201, 210, 238, 255, 271, 335, 357, 402, 469, 510, 542, 595, 670, 714, 813, 938, 1005, 1139, 1190, 1355, 1407, 1626, 1785, 1897, 2010, 2278, 2345, 2710, 2814, 3417, 3570, 3794, 4065, 4607, 4690, 5691, 5695, 6834, 7035, 7973, 8130, 9214, 9485, 11382, 11390, 13821, 14070, 15946, 17085, 18157, 18970, 23035, 23919, 27642, 28455, 32249, 34170, 36314, 39865, 46070, 47838, 54471, 56910, 64498, 69105, 79730, 90785, 96747, 108942, 119595, 127099, 138210, 161245, 181570, 193494, 239190, 254198, 272355, 308669, 322490, 381297, 483735, 544710, 617338, 635495, 762594, 926007, 967470, 1270990, 1543345, 1852014, 1906485, 2160683, 3086690, 3812970, 4321366, 4630035, 6482049, 9260070, 10803415, 12964098, 21606830, 32410245, 64820490]

約数ペア:

[(1, 64820490), (2, 32410245), (3, 21606830), (5, 12964098), (6, 10803415), (7, 9260070), (10, 6482049), (14, 4630035), (15, 4321366), (17, 3812970), (21, 3086690), (30, 2160683), (34, 1906485), (35, 1852014), (42, 1543345), (51, 1270990), (67, 967470), (70, 926007), (85, 762594), (102, 635495), (105, 617338), (119, 544710), (134, 483735), (170, 381297), (201, 322490), (210, 308669), (238, 272355), (255, 254198), (271, 239190), (335, 193494), (357, 181570), (402, 161245), (469, 138210), (510, 127099), (542, 119595), (595, 108942), (670, 96747), (714, 90785), (813, 79730), (938, 69105), (1005, 64498), (1139, 56910), (1190, 54471), (1355, 47838), (1407, 46070), (1626, 39865), (1785, 36314), (1897, 34170), (2010, 32249), (2278, 28455), (2345, 27642), (2710, 23919), (2814, 23035), (3417, 18970), (3570, 18157), (3794, 17085), (4065, 15946), (4607, 14070), (4690, 13821), (5691, 11390), (5695, 11382), (6834, 9485), (7035, 9214), (7973, 8130)]