78303030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 213373440

約数和(自身を除く): 135070410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 41, 59, 65, 78, 82, 83, 118, 123, 130, 166, 177, 195, 205, 246, 249, 295, 354, 390, 410, 415, 498, 533, 590, 615, 767, 830, 885, 1066, 1079, 1230, 1245, 1534, 1599, 1770, 2158, 2301, 2419, 2490, 2665, 3198, 3237, 3403, 3835, 4602, 4838, 4897, 5330, 5395, 6474, 6806, 7257, 7670, 7995, 9794, 10209, 10790, 11505, 12095, 14514, 14691, 15990, 16185, 17015, 20418, 23010, 24190, 24485, 29382, 31447, 32370, 34030, 36285, 44239, 48970, 51045, 62894, 63661, 72570, 73455, 88478, 94341, 102090, 127322, 132717, 146910, 157235, 188682, 190983, 200777, 221195, 265434, 314470, 318305, 381966, 401554, 442390, 471705, 602331, 636610, 663585, 943410, 954915, 1003885, 1204662, 1327170, 1909830, 2007770, 2610101, 3011655, 5220202, 6023310, 7830303, 13050505, 15660606, 26101010, 39151515, 78303030]

約数ペア:

[(1, 78303030), (2, 39151515), (3, 26101010), (5, 15660606), (6, 13050505), (10, 7830303), (13, 6023310), (15, 5220202), (26, 3011655), (30, 2610101), (39, 2007770), (41, 1909830), (59, 1327170), (65, 1204662), (78, 1003885), (82, 954915), (83, 943410), (118, 663585), (123, 636610), (130, 602331), (166, 471705), (177, 442390), (195, 401554), (205, 381966), (246, 318305), (249, 314470), (295, 265434), (354, 221195), (390, 200777), (410, 190983), (415, 188682), (498, 157235), (533, 146910), (590, 132717), (615, 127322), (767, 102090), (830, 94341), (885, 88478), (1066, 73455), (1079, 72570), (1230, 63661), (1245, 62894), (1534, 51045), (1599, 48970), (1770, 44239), (2158, 36285), (2301, 34030), (2419, 32370), (2490, 31447), (2665, 29382), (3198, 24485), (3237, 24190), (3403, 23010), (3835, 20418), (4602, 17015), (4838, 16185), (4897, 15990), (5330, 14691), (5395, 14514), (6474, 12095), (6806, 11505), (7257, 10790), (7670, 10209), (7995, 9794)]