816720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 2624832

約数和(自身を除く): 1808112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 83, 120, 123, 164, 166, 205, 240, 246, 249, 328, 332, 410, 415, 492, 498, 615, 656, 664, 820, 830, 984, 996, 1230, 1245, 1328, 1640, 1660, 1968, 1992, 2460, 2490, 3280, 3320, 3403, 3984, 4920, 4980, 6640, 6806, 9840, 9960, 10209, 13612, 17015, 19920, 20418, 27224, 34030, 40836, 51045, 54448, 68060, 81672, 102090, 136120, 163344, 204180, 272240, 408360, 816720]

約数ペア:

[(1, 816720), (2, 408360), (3, 272240), (4, 204180), (5, 163344), (6, 136120), (8, 102090), (10, 81672), (12, 68060), (15, 54448), (16, 51045), (20, 40836), (24, 34030), (30, 27224), (40, 20418), (41, 19920), (48, 17015), (60, 13612), (80, 10209), (82, 9960), (83, 9840), (120, 6806), (123, 6640), (164, 4980), (166, 4920), (205, 3984), (240, 3403), (246, 3320), (249, 3280), (328, 2490), (332, 2460), (410, 1992), (415, 1968), (492, 1660), (498, 1640), (615, 1328), (656, 1245), (664, 1230), (820, 996), (830, 984)]