189909160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{797}}^1$

素因数の和:875

約数の個数: 128

約数和(自身を含む): 523998720

約数和(自身を除く): 334089560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 37, 40, 46, 56, 70, 74, 92, 115, 140, 148, 161, 184, 185, 230, 259, 280, 296, 322, 370, 460, 518, 644, 740, 797, 805, 851, 920, 1036, 1288, 1295, 1480, 1594, 1610, 1702, 2072, 2590, 3188, 3220, 3404, 3985, 4255, 5180, 5579, 5957, 6376, 6440, 6808, 7970, 8510, 10360, 11158, 11914, 15940, 17020, 18331, 22316, 23828, 27895, 29489, 29785, 31880, 34040, 36662, 44632, 47656, 55790, 58978, 59570, 73324, 91655, 111580, 117956, 119140, 128317, 146648, 147445, 183310, 206423, 223160, 235912, 238280, 256634, 294890, 366620, 412846, 513268, 589780, 641585, 678247, 733240, 825692, 1026536, 1032115, 1179560, 1283170, 1356494, 1651384, 2064230, 2566340, 2712988, 3391235, 4128460, 4747729, 5132680, 5425976, 6782470, 8256920, 9495458, 13564940, 18990916, 23738645, 27129880, 37981832, 47477290, 94954580, 189909160]

約数ペア:

[(1, 189909160), (2, 94954580), (4, 47477290), (5, 37981832), (7, 27129880), (8, 23738645), (10, 18990916), (14, 13564940), (20, 9495458), (23, 8256920), (28, 6782470), (35, 5425976), (37, 5132680), (40, 4747729), (46, 4128460), (56, 3391235), (70, 2712988), (74, 2566340), (92, 2064230), (115, 1651384), (140, 1356494), (148, 1283170), (161, 1179560), (184, 1032115), (185, 1026536), (230, 825692), (259, 733240), (280, 678247), (296, 641585), (322, 589780), (370, 513268), (460, 412846), (518, 366620), (644, 294890), (740, 256634), (797, 238280), (805, 235912), (851, 223160), (920, 206423), (1036, 183310), (1288, 147445), (1295, 146648), (1480, 128317), (1594, 119140), (1610, 117956), (1702, 111580), (2072, 91655), (2590, 73324), (3188, 59570), (3220, 58978), (3404, 55790), (3985, 47656), (4255, 44632), (5180, 36662), (5579, 34040), (5957, 31880), (6376, 29785), (6440, 29489), (6808, 27895), (7970, 23828), (8510, 22316), (10360, 18331), (11158, 17020), (11914, 15940)]