173974140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13613}}^1$

素因数の和:13699

約数の個数: 72

約数和(自身を含む): 535193568

約数和(自身を除く): 361219428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 13613, 27226, 40839, 54452, 68065, 81678, 122517, 136130, 163356, 204195, 245034, 272260, 408390, 490068, 612585, 816780, 966523, 1225170, 1933046, 2450340, 2899569, 3866092, 4832615, 5799138, 8698707, 9665230, 11598276, 14497845, 17397414, 19330460, 28995690, 34794828, 43493535, 57991380, 86987070, 173974140]

約数ペア:

[(1, 173974140), (2, 86987070), (3, 57991380), (4, 43493535), (5, 34794828), (6, 28995690), (9, 19330460), (10, 17397414), (12, 14497845), (15, 11598276), (18, 9665230), (20, 8698707), (30, 5799138), (36, 4832615), (45, 3866092), (60, 2899569), (71, 2450340), (90, 1933046), (142, 1225170), (180, 966523), (213, 816780), (284, 612585), (355, 490068), (426, 408390), (639, 272260), (710, 245034), (852, 204195), (1065, 163356), (1278, 136130), (1420, 122517), (2130, 81678), (2556, 68065), (3195, 54452), (4260, 40839), (6390, 27226), (12780, 13613)]