1972913940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{17707}}^1$

素因数の和:18341

約数の個数: 72

約数和(自身を含む): 5994512160

約数和(自身を除く): 4021598220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 619, 1238, 1857, 2476, 3095, 3714, 5571, 6190, 7428, 9285, 11142, 12380, 17707, 18570, 22284, 27855, 35414, 37140, 53121, 55710, 70828, 88535, 106242, 111420, 159363, 177070, 212484, 265605, 318726, 354140, 531210, 637452, 796815, 1062420, 1593630, 3187260, 10960633, 21921266, 32881899, 43842532, 54803165, 65763798, 98645697, 109606330, 131527596, 164409495, 197291394, 219212660, 328818990, 394582788, 493228485, 657637980, 986456970, 1972913940]

約数ペア:

[(1, 1972913940), (2, 986456970), (3, 657637980), (4, 493228485), (5, 394582788), (6, 328818990), (9, 219212660), (10, 197291394), (12, 164409495), (15, 131527596), (18, 109606330), (20, 98645697), (30, 65763798), (36, 54803165), (45, 43842532), (60, 32881899), (90, 21921266), (180, 10960633), (619, 3187260), (1238, 1593630), (1857, 1062420), (2476, 796815), (3095, 637452), (3714, 531210), (5571, 354140), (6190, 318726), (7428, 265605), (9285, 212484), (11142, 177070), (12380, 159363), (17707, 111420), (18570, 106242), (22284, 88535), (27855, 70828), (35414, 55710), (37140, 53121)]