64560240

素因数分解:

$2^4\times 3^9\times 5^1\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 200

約数和(自身を含む): 230641488

約数和(自身を除く): 166081248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 41, 45, 48, 54, 60, 72, 80, 81, 82, 90, 108, 120, 123, 135, 144, 162, 164, 180, 205, 216, 240, 243, 246, 270, 324, 328, 360, 369, 405, 410, 432, 486, 492, 540, 615, 648, 656, 720, 729, 738, 810, 820, 972, 984, 1080, 1107, 1215, 1230, 1296, 1458, 1476, 1620, 1640, 1845, 1944, 1968, 2160, 2187, 2214, 2430, 2460, 2916, 2952, 3240, 3280, 3321, 3645, 3690, 3888, 4374, 4428, 4860, 4920, 5535, 5832, 5904, 6480, 6561, 6642, 7290, 7380, 8748, 8856, 9720, 9840, 9963, 10935, 11070, 11664, 13122, 13284, 14580, 14760, 16605, 17496, 17712, 19440, 19683, 19926, 21870, 22140, 26244, 26568, 29160, 29520, 29889, 32805, 33210, 34992, 39366, 39852, 43740, 44280, 49815, 52488, 53136, 58320, 59778, 65610, 66420, 78732, 79704, 87480, 88560, 89667, 98415, 99630, 104976, 119556, 131220, 132840, 149445, 157464, 159408, 174960, 179334, 196830, 199260, 239112, 262440, 265680, 269001, 298890, 314928, 358668, 393660, 398520, 448335, 478224, 524880, 538002, 597780, 717336, 787320, 797040, 807003, 896670, 1076004, 1195560, 1345005, 1434672, 1574640, 1614006, 1793340, 2152008, 2391120, 2690010, 3228012, 3586680, 4035015, 4304016, 5380020, 6456024, 7173360, 8070030, 10760040, 12912048, 16140060, 21520080, 32280120, 64560240]

約数ペア:

[(1, 64560240), (2, 32280120), (3, 21520080), (4, 16140060), (5, 12912048), (6, 10760040), (8, 8070030), (9, 7173360), (10, 6456024), (12, 5380020), (15, 4304016), (16, 4035015), (18, 3586680), (20, 3228012), (24, 2690010), (27, 2391120), (30, 2152008), (36, 1793340), (40, 1614006), (41, 1574640), (45, 1434672), (48, 1345005), (54, 1195560), (60, 1076004), (72, 896670), (80, 807003), (81, 797040), (82, 787320), (90, 717336), (108, 597780), (120, 538002), (123, 524880), (135, 478224), (144, 448335), (162, 398520), (164, 393660), (180, 358668), (205, 314928), (216, 298890), (240, 269001), (243, 265680), (246, 262440), (270, 239112), (324, 199260), (328, 196830), (360, 179334), (369, 174960), (405, 159408), (410, 157464), (432, 149445), (486, 132840), (492, 131220), (540, 119556), (615, 104976), (648, 99630), (656, 98415), (720, 89667), (729, 88560), (738, 87480), (810, 79704), (820, 78732), (972, 66420), (984, 65610), (1080, 59778), (1107, 58320), (1215, 53136), (1230, 52488), (1296, 49815), (1458, 44280), (1476, 43740), (1620, 39852), (1640, 39366), (1845, 34992), (1944, 33210), (1968, 32805), (2160, 29889), (2187, 29520), (2214, 29160), (2430, 26568), (2460, 26244), (2916, 22140), (2952, 21870), (3240, 19926), (3280, 19683), (3321, 19440), (3645, 17712), (3690, 17496), (3888, 16605), (4374, 14760), (4428, 14580), (4860, 13284), (4920, 13122), (5535, 11664), (5832, 11070), (5904, 10935), (6480, 9963), (6561, 9840), (6642, 9720), (7290, 8856), (7380, 8748)]