66943240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1$

素因数の和:431

約数の個数: 128

約数和(自身を含む): 189423360

約数和(自身を除く): 122480120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 91, 104, 106, 130, 140, 182, 212, 260, 265, 280, 347, 364, 371, 424, 455, 520, 530, 689, 694, 728, 742, 910, 1060, 1378, 1388, 1484, 1735, 1820, 1855, 2120, 2429, 2756, 2776, 2968, 3445, 3470, 3640, 3710, 4511, 4823, 4858, 5512, 6890, 6940, 7420, 9022, 9646, 9716, 12145, 13780, 13880, 14840, 18044, 18391, 19292, 19432, 22555, 24115, 24290, 27560, 31577, 36088, 36782, 38584, 45110, 48230, 48580, 63154, 73564, 90220, 91955, 96460, 97160, 126308, 128737, 147128, 157885, 180440, 183910, 192920, 239083, 252616, 257474, 315770, 367820, 478166, 514948, 631540, 643685, 735640, 956332, 1029896, 1195415, 1263080, 1287370, 1673581, 1912664, 2390830, 2574740, 3347162, 4781660, 5149480, 6694324, 8367905, 9563320, 13388648, 16735810, 33471620, 66943240]

約数ペア:

[(1, 66943240), (2, 33471620), (4, 16735810), (5, 13388648), (7, 9563320), (8, 8367905), (10, 6694324), (13, 5149480), (14, 4781660), (20, 3347162), (26, 2574740), (28, 2390830), (35, 1912664), (40, 1673581), (52, 1287370), (53, 1263080), (56, 1195415), (65, 1029896), (70, 956332), (91, 735640), (104, 643685), (106, 631540), (130, 514948), (140, 478166), (182, 367820), (212, 315770), (260, 257474), (265, 252616), (280, 239083), (347, 192920), (364, 183910), (371, 180440), (424, 157885), (455, 147128), (520, 128737), (530, 126308), (689, 97160), (694, 96460), (728, 91955), (742, 90220), (910, 73564), (1060, 63154), (1378, 48580), (1388, 48230), (1484, 45110), (1735, 38584), (1820, 36782), (1855, 36088), (2120, 31577), (2429, 27560), (2756, 24290), (2776, 24115), (2968, 22555), (3445, 19432), (3470, 19292), (3640, 18391), (3710, 18044), (4511, 14840), (4823, 13880), (4858, 13780), (5512, 12145), (6890, 9716), (6940, 9646), (7420, 9022)]