18795120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1103}}^1$

素因数の和:1190

約数の個数: 80

約数和(自身を含む): 59139072

約数和(自身を除く): 40343952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 568, 710, 852, 1065, 1103, 1136, 1420, 1704, 2130, 2206, 2840, 3309, 3408, 4260, 4412, 5515, 5680, 6618, 8520, 8824, 11030, 13236, 16545, 17040, 17648, 22060, 26472, 33090, 44120, 52944, 66180, 78313, 88240, 132360, 156626, 234939, 264720, 313252, 391565, 469878, 626504, 783130, 939756, 1174695, 1253008, 1566260, 1879512, 2349390, 3132520, 3759024, 4698780, 6265040, 9397560, 18795120]

約数ペア:

[(1, 18795120), (2, 9397560), (3, 6265040), (4, 4698780), (5, 3759024), (6, 3132520), (8, 2349390), (10, 1879512), (12, 1566260), (15, 1253008), (16, 1174695), (20, 939756), (24, 783130), (30, 626504), (40, 469878), (48, 391565), (60, 313252), (71, 264720), (80, 234939), (120, 156626), (142, 132360), (213, 88240), (240, 78313), (284, 66180), (355, 52944), (426, 44120), (568, 33090), (710, 26472), (852, 22060), (1065, 17648), (1103, 17040), (1136, 16545), (1420, 13236), (1704, 11030), (2130, 8824), (2206, 8520), (2840, 6618), (3309, 5680), (3408, 5515), (4260, 4412)]