65760720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{163}}^1$

素因数の和:261

約数の個数: 120

約数和(自身を含む): 210233568

約数和(自身を除く): 144472848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 163, 164, 205, 240, 246, 326, 328, 410, 489, 492, 615, 652, 656, 815, 820, 978, 984, 1230, 1304, 1630, 1640, 1681, 1956, 1968, 2445, 2460, 2608, 3260, 3280, 3362, 3912, 4890, 4920, 5043, 6520, 6683, 6724, 7824, 8405, 9780, 9840, 10086, 13040, 13366, 13448, 16810, 19560, 20049, 20172, 25215, 26732, 26896, 33415, 33620, 39120, 40098, 40344, 50430, 53464, 66830, 67240, 80196, 80688, 100245, 100860, 106928, 133660, 134480, 160392, 200490, 201720, 267320, 274003, 320784, 400980, 403440, 534640, 548006, 801960, 822009, 1096012, 1370015, 1603920, 1644018, 2192024, 2740030, 3288036, 4110045, 4384048, 5480060, 6576072, 8220090, 10960120, 13152144, 16440180, 21920240, 32880360, 65760720]

約数ペア:

[(1, 65760720), (2, 32880360), (3, 21920240), (4, 16440180), (5, 13152144), (6, 10960120), (8, 8220090), (10, 6576072), (12, 5480060), (15, 4384048), (16, 4110045), (20, 3288036), (24, 2740030), (30, 2192024), (40, 1644018), (41, 1603920), (48, 1370015), (60, 1096012), (80, 822009), (82, 801960), (120, 548006), (123, 534640), (163, 403440), (164, 400980), (205, 320784), (240, 274003), (246, 267320), (326, 201720), (328, 200490), (410, 160392), (489, 134480), (492, 133660), (615, 106928), (652, 100860), (656, 100245), (815, 80688), (820, 80196), (978, 67240), (984, 66830), (1230, 53464), (1304, 50430), (1630, 40344), (1640, 40098), (1681, 39120), (1956, 33620), (1968, 33415), (2445, 26896), (2460, 26732), (2608, 25215), (3260, 20172), (3280, 20049), (3362, 19560), (3912, 16810), (4890, 13448), (4920, 13366), (5043, 13040), (6520, 10086), (6683, 9840), (6724, 9780), (7824, 8405)]