1620648

素因数分解:

$2^3\times 3^4\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 80

約数和(自身を含む): 4726260

約数和(自身を除く): 3105612

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 61, 72, 81, 82, 108, 122, 123, 162, 164, 183, 216, 244, 246, 324, 328, 366, 369, 488, 492, 549, 648, 732, 738, 984, 1098, 1107, 1464, 1476, 1647, 2196, 2214, 2501, 2952, 3294, 3321, 4392, 4428, 4941, 5002, 6588, 6642, 7503, 8856, 9882, 10004, 13176, 13284, 15006, 19764, 20008, 22509, 26568, 30012, 39528, 45018, 60024, 67527, 90036, 135054, 180072, 202581, 270108, 405162, 540216, 810324, 1620648]

約数ペア:

[(1, 1620648), (2, 810324), (3, 540216), (4, 405162), (6, 270108), (8, 202581), (9, 180072), (12, 135054), (18, 90036), (24, 67527), (27, 60024), (36, 45018), (41, 39528), (54, 30012), (61, 26568), (72, 22509), (81, 20008), (82, 19764), (108, 15006), (122, 13284), (123, 13176), (162, 10004), (164, 9882), (183, 8856), (216, 7503), (244, 6642), (246, 6588), (324, 5002), (328, 4941), (366, 4428), (369, 4392), (488, 3321), (492, 3294), (549, 2952), (648, 2501), (732, 2214), (738, 2196), (984, 1647), (1098, 1476), (1107, 1464)]