65408040

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{853}}^1$

素因数の和:944

約数の個数: 128

約数和(自身を含む): 221356800

約数和(自身を除く): 155948760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 71, 72, 90, 108, 120, 135, 142, 180, 213, 216, 270, 284, 355, 360, 426, 540, 568, 639, 710, 852, 853, 1065, 1080, 1278, 1420, 1704, 1706, 1917, 2130, 2556, 2559, 2840, 3195, 3412, 3834, 4260, 4265, 5112, 5118, 6390, 6824, 7668, 7677, 8520, 8530, 9585, 10236, 12780, 12795, 15336, 15354, 17060, 19170, 20472, 23031, 25560, 25590, 30708, 34120, 38340, 38385, 46062, 51180, 60563, 61416, 76680, 76770, 92124, 102360, 115155, 121126, 153540, 181689, 184248, 230310, 242252, 302815, 307080, 363378, 460620, 484504, 545067, 605630, 726756, 908445, 921240, 1090134, 1211260, 1453512, 1635201, 1816890, 2180268, 2422520, 2725335, 3270402, 3633780, 4360536, 5450670, 6540804, 7267560, 8176005, 10901340, 13081608, 16352010, 21802680, 32704020, 65408040]

約数ペア:

[(1, 65408040), (2, 32704020), (3, 21802680), (4, 16352010), (5, 13081608), (6, 10901340), (8, 8176005), (9, 7267560), (10, 6540804), (12, 5450670), (15, 4360536), (18, 3633780), (20, 3270402), (24, 2725335), (27, 2422520), (30, 2180268), (36, 1816890), (40, 1635201), (45, 1453512), (54, 1211260), (60, 1090134), (71, 921240), (72, 908445), (90, 726756), (108, 605630), (120, 545067), (135, 484504), (142, 460620), (180, 363378), (213, 307080), (216, 302815), (270, 242252), (284, 230310), (355, 184248), (360, 181689), (426, 153540), (540, 121126), (568, 115155), (639, 102360), (710, 92124), (852, 76770), (853, 76680), (1065, 61416), (1080, 60563), (1278, 51180), (1420, 46062), (1704, 38385), (1706, 38340), (1917, 34120), (2130, 30708), (2556, 25590), (2559, 25560), (2840, 23031), (3195, 20472), (3412, 19170), (3834, 17060), (4260, 15354), (4265, 15336), (5112, 12795), (5118, 12780), (6390, 10236), (6824, 9585), (7668, 8530), (7677, 8520)]