76401280

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 128

約数和(自身を含む): 197308800

約数和(自身を除く): 120907520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 103, 122, 128, 152, 160, 190, 206, 244, 304, 305, 320, 380, 412, 488, 515, 608, 610, 640, 760, 824, 976, 1030, 1159, 1216, 1220, 1520, 1648, 1952, 1957, 2060, 2318, 2432, 2440, 3040, 3296, 3904, 3914, 4120, 4636, 4880, 5795, 6080, 6283, 6592, 7808, 7828, 8240, 9272, 9760, 9785, 11590, 12160, 12566, 13184, 15656, 16480, 18544, 19520, 19570, 23180, 25132, 31312, 31415, 32960, 37088, 39040, 39140, 46360, 50264, 62624, 62830, 65920, 74176, 78280, 92720, 100528, 119377, 125248, 125660, 148352, 156560, 185440, 201056, 238754, 250496, 251320, 313120, 370880, 402112, 477508, 502640, 596885, 626240, 741760, 804224, 955016, 1005280, 1193770, 1252480, 1910032, 2010560, 2387540, 3820064, 4021120, 4775080, 7640128, 9550160, 15280256, 19100320, 38200640, 76401280]

約数ペア:

[(1, 76401280), (2, 38200640), (4, 19100320), (5, 15280256), (8, 9550160), (10, 7640128), (16, 4775080), (19, 4021120), (20, 3820064), (32, 2387540), (38, 2010560), (40, 1910032), (61, 1252480), (64, 1193770), (76, 1005280), (80, 955016), (95, 804224), (103, 741760), (122, 626240), (128, 596885), (152, 502640), (160, 477508), (190, 402112), (206, 370880), (244, 313120), (304, 251320), (305, 250496), (320, 238754), (380, 201056), (412, 185440), (488, 156560), (515, 148352), (608, 125660), (610, 125248), (640, 119377), (760, 100528), (824, 92720), (976, 78280), (1030, 74176), (1159, 65920), (1216, 62830), (1220, 62624), (1520, 50264), (1648, 46360), (1952, 39140), (1957, 39040), (2060, 37088), (2318, 32960), (2432, 31415), (2440, 31312), (3040, 25132), (3296, 23180), (3904, 19570), (3914, 19520), (4120, 18544), (4636, 16480), (4880, 15656), (5795, 13184), (6080, 12566), (6283, 12160), (6592, 11590), (7808, 9785), (7828, 9760), (8240, 9272)]