2215239720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{523}}^1\times {\mathrm{751}}^1$

素因数の和:1335

約数の個数: 128

約数和(自身を含む): 6809149440

約数和(自身を除く): 4593909720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 141, 188, 235, 282, 376, 470, 523, 564, 705, 751, 940, 1046, 1128, 1410, 1502, 1569, 1880, 2092, 2253, 2615, 2820, 3004, 3138, 3755, 4184, 4506, 5230, 5640, 6008, 6276, 7510, 7845, 9012, 10460, 11265, 12552, 15020, 15690, 18024, 20920, 22530, 24581, 30040, 31380, 35297, 45060, 49162, 62760, 70594, 73743, 90120, 98324, 105891, 122905, 141188, 147486, 176485, 196648, 211782, 245810, 282376, 294972, 352970, 368715, 392773, 423564, 491620, 529455, 589944, 705940, 737430, 785546, 847128, 983240, 1058910, 1178319, 1411880, 1474860, 1571092, 1963865, 2117820, 2356638, 2949720, 3142184, 3927730, 4235640, 4713276, 5891595, 7855460, 9426552, 11783190, 15710920, 18460331, 23566380, 36920662, 47132760, 55380993, 73841324, 92301655, 110761986, 147682648, 184603310, 221523972, 276904965, 369206620, 443047944, 553809930, 738413240, 1107619860, 2215239720]

約数ペア:

[(1, 2215239720), (2, 1107619860), (3, 738413240), (4, 553809930), (5, 443047944), (6, 369206620), (8, 276904965), (10, 221523972), (12, 184603310), (15, 147682648), (20, 110761986), (24, 92301655), (30, 73841324), (40, 55380993), (47, 47132760), (60, 36920662), (94, 23566380), (120, 18460331), (141, 15710920), (188, 11783190), (235, 9426552), (282, 7855460), (376, 5891595), (470, 4713276), (523, 4235640), (564, 3927730), (705, 3142184), (751, 2949720), (940, 2356638), (1046, 2117820), (1128, 1963865), (1410, 1571092), (1502, 1474860), (1569, 1411880), (1880, 1178319), (2092, 1058910), (2253, 983240), (2615, 847128), (2820, 785546), (3004, 737430), (3138, 705940), (3755, 589944), (4184, 529455), (4506, 491620), (5230, 423564), (5640, 392773), (6008, 368715), (6276, 352970), (7510, 294972), (7845, 282376), (9012, 245810), (10460, 211782), (11265, 196648), (12552, 176485), (15020, 147486), (15690, 141188), (18024, 122905), (20920, 105891), (22530, 98324), (24581, 90120), (30040, 73743), (31380, 70594), (35297, 62760), (45060, 49162)]