72149580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{6571}}^1$

素因数の和:6647

約数の個数: 72

約数和(自身を含む): 222475344

約数和(自身を除く): 150325764

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1830, 2196, 2745, 3660, 5490, 6571, 10980, 13142, 19713, 26284, 32855, 39426, 59139, 65710, 78852, 98565, 118278, 131420, 197130, 236556, 295695, 394260, 400831, 591390, 801662, 1182780, 1202493, 1603324, 2004155, 2404986, 3607479, 4008310, 4809972, 6012465, 7214958, 8016620, 12024930, 14429916, 18037395, 24049860, 36074790, 72149580]

約数ペア:

[(1, 72149580), (2, 36074790), (3, 24049860), (4, 18037395), (5, 14429916), (6, 12024930), (9, 8016620), (10, 7214958), (12, 6012465), (15, 4809972), (18, 4008310), (20, 3607479), (30, 2404986), (36, 2004155), (45, 1603324), (60, 1202493), (61, 1182780), (90, 801662), (122, 591390), (180, 400831), (183, 394260), (244, 295695), (305, 236556), (366, 197130), (549, 131420), (610, 118278), (732, 98565), (915, 78852), (1098, 65710), (1220, 59139), (1830, 39426), (2196, 32855), (2745, 26284), (3660, 19713), (5490, 13142), (6571, 10980)]