1340487330

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1867}}^1$

素因数の和:2160

約数の個数: 128

約数和(自身を含む): 3976777728

約数和(自身を除く): 2636290398

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 263, 273, 390, 455, 526, 546, 789, 910, 1315, 1365, 1578, 1841, 1867, 2630, 2730, 3419, 3682, 3734, 3945, 5523, 5601, 6838, 7890, 9205, 9335, 10257, 11046, 11202, 13069, 17095, 18410, 18670, 20514, 23933, 24271, 26138, 27615, 28005, 34190, 39207, 47866, 48542, 51285, 55230, 56010, 65345, 71799, 72813, 78414, 102570, 119665, 121355, 130690, 143598, 145626, 169897, 196035, 239330, 242710, 339794, 358995, 364065, 392070, 491021, 509691, 717990, 728130, 849485, 982042, 1019382, 1473063, 1698970, 2455105, 2548455, 2946126, 3437147, 4910210, 5096910, 6383273, 6874294, 7365315, 10311441, 12766546, 14730630, 17185735, 19149819, 20622882, 31916365, 34371470, 38299638, 44682911, 51557205, 63832730, 89365822, 95749095, 103114410, 134048733, 191498190, 223414555, 268097466, 446829110, 670243665, 1340487330]

約数ペア:

[(1, 1340487330), (2, 670243665), (3, 446829110), (5, 268097466), (6, 223414555), (7, 191498190), (10, 134048733), (13, 103114410), (14, 95749095), (15, 89365822), (21, 63832730), (26, 51557205), (30, 44682911), (35, 38299638), (39, 34371470), (42, 31916365), (65, 20622882), (70, 19149819), (78, 17185735), (91, 14730630), (105, 12766546), (130, 10311441), (182, 7365315), (195, 6874294), (210, 6383273), (263, 5096910), (273, 4910210), (390, 3437147), (455, 2946126), (526, 2548455), (546, 2455105), (789, 1698970), (910, 1473063), (1315, 1019382), (1365, 982042), (1578, 849485), (1841, 728130), (1867, 717990), (2630, 509691), (2730, 491021), (3419, 392070), (3682, 364065), (3734, 358995), (3945, 339794), (5523, 242710), (5601, 239330), (6838, 196035), (7890, 169897), (9205, 145626), (9335, 143598), (10257, 130690), (11046, 121355), (11202, 119665), (13069, 102570), (17095, 78414), (18410, 72813), (18670, 71799), (20514, 65345), (23933, 56010), (24271, 55230), (26138, 51285), (27615, 48542), (28005, 47866), (34190, 39207)]