40428570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 121927680

約数和(自身を除く): 81499110

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 59, 65, 70, 78, 91, 105, 118, 130, 177, 182, 195, 210, 251, 273, 295, 354, 390, 413, 455, 502, 546, 590, 753, 767, 826, 885, 910, 1239, 1255, 1365, 1506, 1534, 1757, 1770, 2065, 2301, 2478, 2510, 2730, 3263, 3514, 3765, 3835, 4130, 4602, 5271, 5369, 6195, 6526, 7530, 7670, 8785, 9789, 10542, 10738, 11505, 12390, 14809, 16107, 16315, 17570, 19578, 22841, 23010, 26355, 26845, 29618, 32214, 32630, 44427, 45682, 48945, 52710, 53690, 68523, 74045, 80535, 88854, 97890, 103663, 114205, 137046, 148090, 161070, 192517, 207326, 222135, 228410, 310989, 342615, 385034, 444270, 518315, 577551, 621978, 685230, 962585, 1036630, 1155102, 1347619, 1554945, 1925170, 2695238, 2887755, 3109890, 4042857, 5775510, 6738095, 8085714, 13476190, 20214285, 40428570]

約数ペア:

[(1, 40428570), (2, 20214285), (3, 13476190), (5, 8085714), (6, 6738095), (7, 5775510), (10, 4042857), (13, 3109890), (14, 2887755), (15, 2695238), (21, 1925170), (26, 1554945), (30, 1347619), (35, 1155102), (39, 1036630), (42, 962585), (59, 685230), (65, 621978), (70, 577551), (78, 518315), (91, 444270), (105, 385034), (118, 342615), (130, 310989), (177, 228410), (182, 222135), (195, 207326), (210, 192517), (251, 161070), (273, 148090), (295, 137046), (354, 114205), (390, 103663), (413, 97890), (455, 88854), (502, 80535), (546, 74045), (590, 68523), (753, 53690), (767, 52710), (826, 48945), (885, 45682), (910, 44427), (1239, 32630), (1255, 32214), (1365, 29618), (1506, 26845), (1534, 26355), (1757, 23010), (1770, 22841), (2065, 19578), (2301, 17570), (2478, 16315), (2510, 16107), (2730, 14809), (3263, 12390), (3514, 11505), (3765, 10738), (3835, 10542), (4130, 9789), (4602, 8785), (5271, 7670), (5369, 7530), (6195, 6526)]