28525560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1171}}^1$

素因数の和:1221

約数の個数: 128

約数和(自身を含む): 101260800

約数和(自身を除く): 72735240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1171, 1218, 1624, 1740, 2030, 2342, 2436, 3045, 3480, 3513, 4060, 4684, 4872, 5855, 6090, 7026, 8120, 8197, 9368, 11710, 12180, 14052, 16394, 17565, 23420, 24360, 24591, 28104, 32788, 33959, 35130, 40985, 46840, 49182, 65576, 67918, 70260, 81970, 98364, 101877, 122955, 135836, 140520, 163940, 169795, 196728, 203754, 237713, 245910, 271672, 327880, 339590, 407508, 475426, 491820, 509385, 679180, 713139, 815016, 950852, 983640, 1018770, 1188565, 1358360, 1426278, 1901704, 2037540, 2377130, 2852556, 3565695, 4075080, 4754260, 5705112, 7131390, 9508520, 14262780, 28525560]

約数ペア:

[(1, 28525560), (2, 14262780), (3, 9508520), (4, 7131390), (5, 5705112), (6, 4754260), (7, 4075080), (8, 3565695), (10, 2852556), (12, 2377130), (14, 2037540), (15, 1901704), (20, 1426278), (21, 1358360), (24, 1188565), (28, 1018770), (29, 983640), (30, 950852), (35, 815016), (40, 713139), (42, 679180), (56, 509385), (58, 491820), (60, 475426), (70, 407508), (84, 339590), (87, 327880), (105, 271672), (116, 245910), (120, 237713), (140, 203754), (145, 196728), (168, 169795), (174, 163940), (203, 140520), (210, 135836), (232, 122955), (280, 101877), (290, 98364), (348, 81970), (406, 70260), (420, 67918), (435, 65576), (580, 49182), (609, 46840), (696, 40985), (812, 35130), (840, 33959), (870, 32788), (1015, 28104), (1160, 24591), (1171, 24360), (1218, 23420), (1624, 17565), (1740, 16394), (2030, 14052), (2342, 12180), (2436, 11710), (3045, 9368), (3480, 8197), (3513, 8120), (4060, 7026), (4684, 6090), (4872, 5855)]