80975340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23677}}^1$

素因数の和:23711

約数の個数: 72

約数和(自身を含む): 258563760

約数和(自身を除く): 177588420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 23677, 47354, 71031, 94708, 118385, 142062, 213093, 236770, 284124, 355155, 426186, 449863, 473540, 710310, 852372, 899726, 1065465, 1349589, 1420620, 1799452, 2130930, 2249315, 2699178, 4048767, 4261860, 4498630, 5398356, 6747945, 8097534, 8997260, 13495890, 16195068, 20243835, 26991780, 40487670, 80975340]

約数ペア:

[(1, 80975340), (2, 40487670), (3, 26991780), (4, 20243835), (5, 16195068), (6, 13495890), (9, 8997260), (10, 8097534), (12, 6747945), (15, 5398356), (18, 4498630), (19, 4261860), (20, 4048767), (30, 2699178), (36, 2249315), (38, 2130930), (45, 1799452), (57, 1420620), (60, 1349589), (76, 1065465), (90, 899726), (95, 852372), (114, 710310), (171, 473540), (180, 449863), (190, 426186), (228, 355155), (285, 284124), (342, 236770), (380, 213093), (570, 142062), (684, 118385), (855, 94708), (1140, 71031), (1710, 47354), (3420, 23677)]