487302060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{165749}}^1$

素因数の和:165775

約数の個数: 72

約数和(自身を含む): 1587222000

約数和(自身を除く): 1099919940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 165749, 331498, 497247, 662996, 828745, 994494, 1160243, 1657490, 1988988, 2320486, 2486235, 3314980, 3480729, 4640972, 4972470, 5801215, 6961458, 8121701, 9944940, 11602430, 13922916, 16243402, 17403645, 23204860, 24365103, 32486804, 34807290, 40608505, 48730206, 69614580, 81217010, 97460412, 121825515, 162434020, 243651030, 487302060]

約数ペア:

[(1, 487302060), (2, 243651030), (3, 162434020), (4, 121825515), (5, 97460412), (6, 81217010), (7, 69614580), (10, 48730206), (12, 40608505), (14, 34807290), (15, 32486804), (20, 24365103), (21, 23204860), (28, 17403645), (30, 16243402), (35, 13922916), (42, 11602430), (49, 9944940), (60, 8121701), (70, 6961458), (84, 5801215), (98, 4972470), (105, 4640972), (140, 3480729), (147, 3314980), (196, 2486235), (210, 2320486), (245, 1988988), (294, 1657490), (420, 1160243), (490, 994494), (588, 828745), (735, 662996), (980, 497247), (1470, 331498), (2940, 165749)]