68939760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:371

約数の個数: 160

約数和(自身を含む): 230824512

約数和(自身を除く): 161884752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 61, 68, 80, 85, 102, 120, 122, 136, 170, 183, 204, 240, 244, 255, 272, 277, 305, 340, 366, 408, 488, 510, 554, 610, 680, 732, 816, 831, 915, 976, 1020, 1037, 1108, 1220, 1360, 1385, 1464, 1662, 1830, 2040, 2074, 2216, 2440, 2770, 2928, 3111, 3324, 3660, 4080, 4148, 4155, 4432, 4709, 4880, 5185, 5540, 6222, 6648, 7320, 8296, 8310, 9418, 10370, 11080, 12444, 13296, 14127, 14640, 15555, 16592, 16620, 16897, 18836, 20740, 22160, 23545, 24888, 28254, 31110, 33240, 33794, 37672, 41480, 47090, 49776, 50691, 56508, 62220, 66480, 67588, 70635, 75344, 82960, 84485, 94180, 101382, 113016, 124440, 135176, 141270, 168970, 188360, 202764, 226032, 248880, 253455, 270352, 282540, 287249, 337940, 376720, 405528, 506910, 565080, 574498, 675880, 811056, 861747, 1013820, 1130160, 1148996, 1351760, 1436245, 1723494, 2027640, 2297992, 2872490, 3446988, 4055280, 4308735, 4595984, 5744980, 6893976, 8617470, 11489960, 13787952, 17234940, 22979920, 34469880, 68939760]

約数ペア:

[(1, 68939760), (2, 34469880), (3, 22979920), (4, 17234940), (5, 13787952), (6, 11489960), (8, 8617470), (10, 6893976), (12, 5744980), (15, 4595984), (16, 4308735), (17, 4055280), (20, 3446988), (24, 2872490), (30, 2297992), (34, 2027640), (40, 1723494), (48, 1436245), (51, 1351760), (60, 1148996), (61, 1130160), (68, 1013820), (80, 861747), (85, 811056), (102, 675880), (120, 574498), (122, 565080), (136, 506910), (170, 405528), (183, 376720), (204, 337940), (240, 287249), (244, 282540), (255, 270352), (272, 253455), (277, 248880), (305, 226032), (340, 202764), (366, 188360), (408, 168970), (488, 141270), (510, 135176), (554, 124440), (610, 113016), (680, 101382), (732, 94180), (816, 84485), (831, 82960), (915, 75344), (976, 70635), (1020, 67588), (1037, 66480), (1108, 62220), (1220, 56508), (1360, 50691), (1385, 49776), (1464, 47090), (1662, 41480), (1830, 37672), (2040, 33794), (2074, 33240), (2216, 31110), (2440, 28254), (2770, 24888), (2928, 23545), (3111, 22160), (3324, 20740), (3660, 18836), (4080, 16897), (4148, 16620), (4155, 16592), (4432, 15555), (4709, 14640), (4880, 14127), (5185, 13296), (5540, 12444), (6222, 11080), (6648, 10370), (7320, 9418), (8296, 8310)]