15398040

素因数分解:

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

素因数の和:841

約数の個数: 128

約数和(自身を含む): 55157760

約数和(自身を除く): 39759720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 797, 805, 840, 920, 966, 1288, 1380, 1594, 1610, 1932, 2391, 2415, 2760, 3188, 3220, 3864, 3985, 4782, 4830, 5579, 6376, 6440, 7970, 9564, 9660, 11158, 11955, 15940, 16737, 18331, 19128, 19320, 22316, 23910, 27895, 31880, 33474, 36662, 44632, 47820, 54993, 55790, 66948, 73324, 83685, 91655, 95640, 109986, 111580, 128317, 133896, 146648, 167370, 183310, 219972, 223160, 256634, 274965, 334740, 366620, 384951, 439944, 513268, 549930, 641585, 669480, 733240, 769902, 1026536, 1099860, 1283170, 1539804, 1924755, 2199720, 2566340, 3079608, 3849510, 5132680, 7699020, 15398040]

約数ペア:

[(1, 15398040), (2, 7699020), (3, 5132680), (4, 3849510), (5, 3079608), (6, 2566340), (7, 2199720), (8, 1924755), (10, 1539804), (12, 1283170), (14, 1099860), (15, 1026536), (20, 769902), (21, 733240), (23, 669480), (24, 641585), (28, 549930), (30, 513268), (35, 439944), (40, 384951), (42, 366620), (46, 334740), (56, 274965), (60, 256634), (69, 223160), (70, 219972), (84, 183310), (92, 167370), (105, 146648), (115, 133896), (120, 128317), (138, 111580), (140, 109986), (161, 95640), (168, 91655), (184, 83685), (210, 73324), (230, 66948), (276, 55790), (280, 54993), (322, 47820), (345, 44632), (420, 36662), (460, 33474), (483, 31880), (552, 27895), (644, 23910), (690, 22316), (797, 19320), (805, 19128), (840, 18331), (920, 16737), (966, 15940), (1288, 11955), (1380, 11158), (1594, 9660), (1610, 9564), (1932, 7970), (2391, 6440), (2415, 6376), (2760, 5579), (3188, 4830), (3220, 4782), (3864, 3985)]