51465060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4027}}^1$

素因数の和:4113

約数の個数: 72

約数和(自身を含む): 158348736

約数和(自身を除く): 106883676

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, 4027, 4260, 6390, 8054, 12081, 12780, 16108, 20135, 24162, 36243, 40270, 48324, 60405, 72486, 80540, 120810, 144972, 181215, 241620, 285917, 362430, 571834, 724860, 857751, 1143668, 1429585, 1715502, 2573253, 2859170, 3431004, 4288755, 5146506, 5718340, 8577510, 10293012, 12866265, 17155020, 25732530, 51465060]

約数ペア:

[(1, 51465060), (2, 25732530), (3, 17155020), (4, 12866265), (5, 10293012), (6, 8577510), (9, 5718340), (10, 5146506), (12, 4288755), (15, 3431004), (18, 2859170), (20, 2573253), (30, 1715502), (36, 1429585), (45, 1143668), (60, 857751), (71, 724860), (90, 571834), (142, 362430), (180, 285917), (213, 241620), (284, 181215), (355, 144972), (426, 120810), (639, 80540), (710, 72486), (852, 60405), (1065, 48324), (1278, 40270), (1420, 36243), (2130, 24162), (2556, 20135), (3195, 16108), (4027, 12780), (4260, 12081), (6390, 8054)]