15391380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{3613}}^1$

素因数の和:3696

約数の個数: 48

約数和(自身を含む): 43714944

約数和(自身を除く): 28323564

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 3613, 4260, 7226, 10839, 14452, 18065, 21678, 36130, 43356, 54195, 72260, 108390, 216780, 256523, 513046, 769569, 1026092, 1282615, 1539138, 2565230, 3078276, 3847845, 5130460, 7695690, 15391380]

約数ペア:

[(1, 15391380), (2, 7695690), (3, 5130460), (4, 3847845), (5, 3078276), (6, 2565230), (10, 1539138), (12, 1282615), (15, 1026092), (20, 769569), (30, 513046), (60, 256523), (71, 216780), (142, 108390), (213, 72260), (284, 54195), (355, 43356), (426, 36130), (710, 21678), (852, 18065), (1065, 14452), (1420, 10839), (2130, 7226), (3613, 4260)]