1401473060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:350

約数の個数: 144

約数和(自身を含む): 3400286400

約数和(自身を除く): 1998813340

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 139, 157, 169, 190, 247, 260, 278, 314, 338, 380, 494, 556, 628, 676, 695, 785, 845, 988, 1235, 1390, 1570, 1690, 1807, 2041, 2470, 2641, 2780, 2983, 3140, 3211, 3380, 3614, 4082, 4940, 5282, 5966, 6422, 7228, 8164, 9035, 10205, 10564, 11932, 12844, 13205, 14915, 16055, 18070, 20410, 21823, 23491, 26410, 26533, 29830, 32110, 34333, 36140, 38779, 40820, 43646, 46982, 52820, 53066, 59660, 64220, 68666, 77558, 87292, 93964, 106132, 109115, 117455, 132665, 137332, 155116, 171665, 193895, 218230, 234910, 265330, 283699, 343330, 387790, 414637, 436460, 446329, 469820, 504127, 530660, 567398, 686660, 775580, 829274, 892658, 1008254, 1134796, 1418495, 1658548, 1785316, 2016508, 2073185, 2231645, 2520635, 2836990, 3688087, 4146370, 4463290, 5041270, 5390281, 5673980, 7376174, 8292740, 8926580, 10082540, 10780562, 14752348, 18440435, 21561124, 26951405, 36880870, 53902810, 70073653, 73761740, 107805620, 140147306, 280294612, 350368265, 700736530, 1401473060]

約数ペア:

[(1, 1401473060), (2, 700736530), (4, 350368265), (5, 280294612), (10, 140147306), (13, 107805620), (19, 73761740), (20, 70073653), (26, 53902810), (38, 36880870), (52, 26951405), (65, 21561124), (76, 18440435), (95, 14752348), (130, 10780562), (139, 10082540), (157, 8926580), (169, 8292740), (190, 7376174), (247, 5673980), (260, 5390281), (278, 5041270), (314, 4463290), (338, 4146370), (380, 3688087), (494, 2836990), (556, 2520635), (628, 2231645), (676, 2073185), (695, 2016508), (785, 1785316), (845, 1658548), (988, 1418495), (1235, 1134796), (1390, 1008254), (1570, 892658), (1690, 829274), (1807, 775580), (2041, 686660), (2470, 567398), (2641, 530660), (2780, 504127), (2983, 469820), (3140, 446329), (3211, 436460), (3380, 414637), (3614, 387790), (4082, 343330), (4940, 283699), (5282, 265330), (5966, 234910), (6422, 218230), (7228, 193895), (8164, 171665), (9035, 155116), (10205, 137332), (10564, 132665), (11932, 117455), (12844, 109115), (13205, 106132), (14915, 93964), (16055, 87292), (18070, 77558), (20410, 68666), (21823, 64220), (23491, 59660), (26410, 53066), (26533, 52820), (29830, 46982), (32110, 43646), (34333, 40820), (36140, 38779)]