28495440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2083}}^1$

素因数の和:2121

約数の個数: 120

約数和(自身を含む): 100782240

約数和(自身を除く): 72286800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2083, 2280, 2736, 3420, 4166, 4560, 6249, 6840, 8332, 10415, 12498, 13680, 16664, 18747, 20830, 24996, 31245, 33328, 37494, 39577, 41660, 49992, 62490, 74988, 79154, 83320, 93735, 99984, 118731, 124980, 149976, 158308, 166640, 187470, 197885, 237462, 249960, 299952, 316616, 356193, 374940, 395770, 474924, 499920, 593655, 633232, 712386, 749880, 791540, 949848, 1187310, 1424772, 1499760, 1583080, 1780965, 1899696, 2374620, 2849544, 3166160, 3561930, 4749240, 5699088, 7123860, 9498480, 14247720, 28495440]

約数ペア:

[(1, 28495440), (2, 14247720), (3, 9498480), (4, 7123860), (5, 5699088), (6, 4749240), (8, 3561930), (9, 3166160), (10, 2849544), (12, 2374620), (15, 1899696), (16, 1780965), (18, 1583080), (19, 1499760), (20, 1424772), (24, 1187310), (30, 949848), (36, 791540), (38, 749880), (40, 712386), (45, 633232), (48, 593655), (57, 499920), (60, 474924), (72, 395770), (76, 374940), (80, 356193), (90, 316616), (95, 299952), (114, 249960), (120, 237462), (144, 197885), (152, 187470), (171, 166640), (180, 158308), (190, 149976), (228, 124980), (240, 118731), (285, 99984), (304, 93735), (342, 83320), (360, 79154), (380, 74988), (456, 62490), (570, 49992), (684, 41660), (720, 39577), (760, 37494), (855, 33328), (912, 31245), (1140, 24996), (1368, 20830), (1520, 18747), (1710, 16664), (2083, 13680), (2280, 12498), (2736, 10415), (3420, 8332), (4166, 6840), (4560, 6249)]