19341240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:549

約数の個数: 128

約数和(自身を含む): 64800000

約数和(自身を除く): 45458760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 19, 20, 24, 30, 34, 38, 40, 51, 57, 60, 68, 76, 85, 95, 102, 114, 120, 136, 152, 170, 190, 204, 228, 255, 285, 323, 340, 380, 408, 456, 499, 510, 570, 646, 680, 760, 969, 998, 1020, 1140, 1292, 1497, 1615, 1938, 1996, 2040, 2280, 2495, 2584, 2994, 3230, 3876, 3992, 4845, 4990, 5988, 6460, 7485, 7752, 8483, 9481, 9690, 9980, 11976, 12920, 14970, 16966, 18962, 19380, 19960, 25449, 28443, 29940, 33932, 37924, 38760, 42415, 47405, 50898, 56886, 59880, 67864, 75848, 84830, 94810, 101796, 113772, 127245, 142215, 161177, 169660, 189620, 203592, 227544, 254490, 284430, 322354, 339320, 379240, 483531, 508980, 568860, 644708, 805885, 967062, 1017960, 1137720, 1289416, 1611770, 1934124, 2417655, 3223540, 3868248, 4835310, 6447080, 9670620, 19341240]

約数ペア:

[(1, 19341240), (2, 9670620), (3, 6447080), (4, 4835310), (5, 3868248), (6, 3223540), (8, 2417655), (10, 1934124), (12, 1611770), (15, 1289416), (17, 1137720), (19, 1017960), (20, 967062), (24, 805885), (30, 644708), (34, 568860), (38, 508980), (40, 483531), (51, 379240), (57, 339320), (60, 322354), (68, 284430), (76, 254490), (85, 227544), (95, 203592), (102, 189620), (114, 169660), (120, 161177), (136, 142215), (152, 127245), (170, 113772), (190, 101796), (204, 94810), (228, 84830), (255, 75848), (285, 67864), (323, 59880), (340, 56886), (380, 50898), (408, 47405), (456, 42415), (499, 38760), (510, 37924), (570, 33932), (646, 29940), (680, 28443), (760, 25449), (969, 19960), (998, 19380), (1020, 18962), (1140, 16966), (1292, 14970), (1497, 12920), (1615, 11976), (1938, 9980), (1996, 9690), (2040, 9481), (2280, 8483), (2495, 7752), (2584, 7485), (2994, 6460), (3230, 5988), (3876, 4990), (3992, 4845)]