240236490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{1861}}^1$

素因数の和:2215

約数の個数: 64

約数和(自身を含む): 623129472

約数和(自身を除く): 382892982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 331, 390, 662, 993, 1655, 1861, 1986, 3310, 3722, 4303, 4965, 5583, 8606, 9305, 9930, 11166, 12909, 18610, 21515, 24193, 25818, 27915, 43030, 48386, 55830, 64545, 72579, 120965, 129090, 145158, 241930, 362895, 615991, 725790, 1231982, 1847973, 3079955, 3695946, 6159910, 8007883, 9239865, 16015766, 18479730, 24023649, 40039415, 48047298, 80078830, 120118245, 240236490]

約数ペア:

[(1, 240236490), (2, 120118245), (3, 80078830), (5, 48047298), (6, 40039415), (10, 24023649), (13, 18479730), (15, 16015766), (26, 9239865), (30, 8007883), (39, 6159910), (65, 3695946), (78, 3079955), (130, 1847973), (195, 1231982), (331, 725790), (390, 615991), (662, 362895), (993, 241930), (1655, 145158), (1861, 129090), (1986, 120965), (3310, 72579), (3722, 64545), (4303, 55830), (4965, 48386), (5583, 43030), (8606, 27915), (9305, 25818), (9930, 24193), (11166, 21515), (12909, 18610)]