77801760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:675

約数の個数: 144

約数和(自身を含む): 268717176

約数和(自身を除く): 190915416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 97, 120, 144, 160, 180, 194, 240, 288, 291, 360, 388, 480, 485, 557, 582, 720, 776, 873, 970, 1114, 1164, 1440, 1455, 1552, 1671, 1746, 1940, 2228, 2328, 2785, 2910, 3104, 3342, 3492, 3880, 4365, 4456, 4656, 5013, 5570, 5820, 6684, 6984, 7760, 8355, 8730, 8912, 9312, 10026, 11140, 11640, 13368, 13968, 15520, 16710, 17460, 17824, 20052, 22280, 23280, 25065, 26736, 27936, 33420, 34920, 40104, 44560, 46560, 50130, 53472, 54029, 66840, 69840, 80208, 89120, 100260, 108058, 133680, 139680, 160416, 162087, 200520, 216116, 267360, 270145, 324174, 401040, 432232, 486261, 540290, 648348, 802080, 810435, 864464, 972522, 1080580, 1296696, 1620870, 1728928, 1945044, 2161160, 2431305, 2593392, 3241740, 3890088, 4322320, 4862610, 5186784, 6483480, 7780176, 8644640, 9725220, 12966960, 15560352, 19450440, 25933920, 38900880, 77801760]

約数ペア:

[(1, 77801760), (2, 38900880), (3, 25933920), (4, 19450440), (5, 15560352), (6, 12966960), (8, 9725220), (9, 8644640), (10, 7780176), (12, 6483480), (15, 5186784), (16, 4862610), (18, 4322320), (20, 3890088), (24, 3241740), (30, 2593392), (32, 2431305), (36, 2161160), (40, 1945044), (45, 1728928), (48, 1620870), (60, 1296696), (72, 1080580), (80, 972522), (90, 864464), (96, 810435), (97, 802080), (120, 648348), (144, 540290), (160, 486261), (180, 432232), (194, 401040), (240, 324174), (288, 270145), (291, 267360), (360, 216116), (388, 200520), (480, 162087), (485, 160416), (557, 139680), (582, 133680), (720, 108058), (776, 100260), (873, 89120), (970, 80208), (1114, 69840), (1164, 66840), (1440, 54029), (1455, 53472), (1552, 50130), (1671, 46560), (1746, 44560), (1940, 40104), (2228, 34920), (2328, 33420), (2785, 27936), (2910, 26736), (3104, 25065), (3342, 23280), (3492, 22280), (3880, 20052), (4365, 17824), (4456, 17460), (4656, 16710), (5013, 15520), (5570, 13968), (5820, 13368), (6684, 11640), (6984, 11140), (7760, 10026), (8355, 9312), (8730, 8912)]