84819280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:285

約数の個数: 160

約数和(自身を含む): 247984128

約数和(自身を除く): 163164848

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 61, 65, 70, 80, 91, 104, 112, 122, 130, 140, 182, 191, 208, 244, 260, 280, 305, 364, 382, 427, 455, 488, 520, 560, 610, 728, 764, 793, 854, 910, 955, 976, 1040, 1220, 1337, 1456, 1528, 1586, 1708, 1820, 1910, 2135, 2440, 2483, 2674, 3056, 3172, 3416, 3640, 3820, 3965, 4270, 4880, 4966, 5348, 5551, 6344, 6685, 6832, 7280, 7640, 7930, 8540, 9932, 10696, 11102, 11651, 12415, 12688, 13370, 15280, 15860, 17080, 17381, 19864, 21392, 22204, 23302, 24830, 26740, 27755, 31720, 34160, 34762, 39728, 44408, 46604, 49660, 53480, 55510, 58255, 63440, 69524, 81557, 86905, 88816, 93208, 99320, 106960, 111020, 116510, 139048, 151463, 163114, 173810, 186416, 198640, 222040, 233020, 278096, 302926, 326228, 347620, 407785, 444080, 466040, 605852, 652456, 695240, 757315, 815570, 932080, 1060241, 1211704, 1304912, 1390480, 1514630, 1631140, 2120482, 2423408, 3029260, 3262280, 4240964, 5301205, 6058520, 6524560, 8481928, 10602410, 12117040, 16963856, 21204820, 42409640, 84819280]

約数ペア:

[(1, 84819280), (2, 42409640), (4, 21204820), (5, 16963856), (7, 12117040), (8, 10602410), (10, 8481928), (13, 6524560), (14, 6058520), (16, 5301205), (20, 4240964), (26, 3262280), (28, 3029260), (35, 2423408), (40, 2120482), (52, 1631140), (56, 1514630), (61, 1390480), (65, 1304912), (70, 1211704), (80, 1060241), (91, 932080), (104, 815570), (112, 757315), (122, 695240), (130, 652456), (140, 605852), (182, 466040), (191, 444080), (208, 407785), (244, 347620), (260, 326228), (280, 302926), (305, 278096), (364, 233020), (382, 222040), (427, 198640), (455, 186416), (488, 173810), (520, 163114), (560, 151463), (610, 139048), (728, 116510), (764, 111020), (793, 106960), (854, 99320), (910, 93208), (955, 88816), (976, 86905), (1040, 81557), (1220, 69524), (1337, 63440), (1456, 58255), (1528, 55510), (1586, 53480), (1708, 49660), (1820, 46604), (1910, 44408), (2135, 39728), (2440, 34762), (2483, 34160), (2674, 31720), (3056, 27755), (3172, 26740), (3416, 24830), (3640, 23302), (3820, 22204), (3965, 21392), (4270, 19864), (4880, 17381), (4966, 17080), (5348, 15860), (5551, 15280), (6344, 13370), (6685, 12688), (6832, 12415), (7280, 11651), (7640, 11102), (7930, 10696), (8540, 9932)]