65781180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1997}}^1$

素因数の和:2076

約数の個数: 96

約数和(自身を含む): 208111680

約数和(自身を除く): 142330500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 180, 183, 244, 270, 305, 366, 540, 549, 610, 732, 915, 1098, 1220, 1647, 1830, 1997, 2196, 2745, 3294, 3660, 3994, 5490, 5991, 6588, 7988, 8235, 9985, 10980, 11982, 16470, 17973, 19970, 23964, 29955, 32940, 35946, 39940, 53919, 59910, 71892, 89865, 107838, 119820, 121817, 179730, 215676, 243634, 269595, 359460, 365451, 487268, 539190, 609085, 730902, 1078380, 1096353, 1218170, 1461804, 1827255, 2192706, 2436340, 3289059, 3654510, 4385412, 5481765, 6578118, 7309020, 10963530, 13156236, 16445295, 21927060, 32890590, 65781180]

約数ペア:

[(1, 65781180), (2, 32890590), (3, 21927060), (4, 16445295), (5, 13156236), (6, 10963530), (9, 7309020), (10, 6578118), (12, 5481765), (15, 4385412), (18, 3654510), (20, 3289059), (27, 2436340), (30, 2192706), (36, 1827255), (45, 1461804), (54, 1218170), (60, 1096353), (61, 1078380), (90, 730902), (108, 609085), (122, 539190), (135, 487268), (180, 365451), (183, 359460), (244, 269595), (270, 243634), (305, 215676), (366, 179730), (540, 121817), (549, 119820), (610, 107838), (732, 89865), (915, 71892), (1098, 59910), (1220, 53919), (1647, 39940), (1830, 35946), (1997, 32940), (2196, 29955), (2745, 23964), (3294, 19970), (3660, 17973), (3994, 16470), (5490, 11982), (5991, 10980), (6588, 9985), (7988, 8235)]