293940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 943488

約数和(自身を除く): 649548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 71, 90, 92, 115, 138, 142, 180, 207, 213, 230, 276, 284, 345, 355, 414, 426, 460, 639, 690, 710, 828, 852, 1035, 1065, 1278, 1380, 1420, 1633, 2070, 2130, 2556, 3195, 3266, 4140, 4260, 4899, 6390, 6532, 8165, 9798, 12780, 14697, 16330, 19596, 24495, 29394, 32660, 48990, 58788, 73485, 97980, 146970, 293940]

約数ペア:

[(1, 293940), (2, 146970), (3, 97980), (4, 73485), (5, 58788), (6, 48990), (9, 32660), (10, 29394), (12, 24495), (15, 19596), (18, 16330), (20, 14697), (23, 12780), (30, 9798), (36, 8165), (45, 6532), (46, 6390), (60, 4899), (69, 4260), (71, 4140), (90, 3266), (92, 3195), (115, 2556), (138, 2130), (142, 2070), (180, 1633), (207, 1420), (213, 1380), (230, 1278), (276, 1065), (284, 1035), (345, 852), (355, 828), (414, 710), (426, 690), (460, 639)]