64954620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21227}}^1$

素因数の和:21259

約数の個数: 72

約数和(自身を含む): 208628784

約数和(自身を除く): 143674164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21227, 42454, 63681, 84908, 106135, 127362, 191043, 212270, 254724, 318405, 360859, 382086, 424540, 636810, 721718, 764172, 955215, 1082577, 1273620, 1443436, 1804295, 1910430, 2165154, 3247731, 3608590, 3820860, 4330308, 5412885, 6495462, 7217180, 10825770, 12990924, 16238655, 21651540, 32477310, 64954620]

約数ペア:

[(1, 64954620), (2, 32477310), (3, 21651540), (4, 16238655), (5, 12990924), (6, 10825770), (9, 7217180), (10, 6495462), (12, 5412885), (15, 4330308), (17, 3820860), (18, 3608590), (20, 3247731), (30, 2165154), (34, 1910430), (36, 1804295), (45, 1443436), (51, 1273620), (60, 1082577), (68, 955215), (85, 764172), (90, 721718), (102, 636810), (153, 424540), (170, 382086), (180, 360859), (204, 318405), (255, 254724), (306, 212270), (340, 191043), (510, 127362), (612, 106135), (765, 84908), (1020, 63681), (1530, 42454), (3060, 21227)]