126989190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{23131}}^1$

素因数の和:23205

約数の個数: 48

約数和(自身を含む): 335599056

約数和(自身を除く): 208609866

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 90, 122, 183, 305, 366, 549, 610, 915, 1098, 1830, 2745, 5490, 23131, 46262, 69393, 115655, 138786, 208179, 231310, 346965, 416358, 693930, 1040895, 1410991, 2081790, 2821982, 4232973, 7054955, 8465946, 12698919, 14109910, 21164865, 25397838, 42329730, 63494595, 126989190]

約数ペア:

[(1, 126989190), (2, 63494595), (3, 42329730), (5, 25397838), (6, 21164865), (9, 14109910), (10, 12698919), (15, 8465946), (18, 7054955), (30, 4232973), (45, 2821982), (61, 2081790), (90, 1410991), (122, 1040895), (183, 693930), (305, 416358), (366, 346965), (549, 231310), (610, 208179), (915, 138786), (1098, 115655), (1830, 69393), (2745, 46262), (5490, 23131)]