78960240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{6451}}^1$

素因数の和:6487

約数の個数: 120

約数和(自身を含む): 280816848

約数和(自身を除く): 201856608

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1530, 2040, 2448, 3060, 4080, 6120, 6451, 12240, 12902, 19353, 25804, 32255, 38706, 51608, 58059, 64510, 77412, 96765, 103216, 109667, 116118, 129020, 154824, 193530, 219334, 232236, 258040, 290295, 309648, 329001, 387060, 438668, 464472, 516080, 548335, 580590, 658002, 774120, 877336, 928944, 987003, 1096670, 1161180, 1316004, 1548240, 1645005, 1754672, 1974006, 2193340, 2322360, 2632008, 3290010, 3948012, 4386680, 4644720, 4935015, 5264016, 6580020, 7896024, 8773360, 9870030, 13160040, 15792048, 19740060, 26320080, 39480120, 78960240]

約数ペア:

[(1, 78960240), (2, 39480120), (3, 26320080), (4, 19740060), (5, 15792048), (6, 13160040), (8, 9870030), (9, 8773360), (10, 7896024), (12, 6580020), (15, 5264016), (16, 4935015), (17, 4644720), (18, 4386680), (20, 3948012), (24, 3290010), (30, 2632008), (34, 2322360), (36, 2193340), (40, 1974006), (45, 1754672), (48, 1645005), (51, 1548240), (60, 1316004), (68, 1161180), (72, 1096670), (80, 987003), (85, 928944), (90, 877336), (102, 774120), (120, 658002), (136, 580590), (144, 548335), (153, 516080), (170, 464472), (180, 438668), (204, 387060), (240, 329001), (255, 309648), (272, 290295), (306, 258040), (340, 232236), (360, 219334), (408, 193530), (510, 154824), (612, 129020), (680, 116118), (720, 109667), (765, 103216), (816, 96765), (1020, 77412), (1224, 64510), (1360, 58059), (1530, 51608), (2040, 38706), (2448, 32255), (3060, 25804), (4080, 19353), (6120, 12902), (6451, 12240)]