196939260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1049}}^1$

素因数の和:1220

約数の個数: 144

約数和(自身を含む): 687960000

約数和(自身を除く): 491020740

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 149, 180, 210, 252, 298, 315, 420, 447, 596, 630, 745, 894, 1043, 1049, 1260, 1341, 1490, 1788, 2086, 2098, 2235, 2682, 2980, 3129, 3147, 4172, 4196, 4470, 5215, 5245, 5364, 6258, 6294, 6705, 7343, 8940, 9387, 9441, 10430, 10490, 12516, 12588, 13410, 14686, 15645, 15735, 18774, 18882, 20860, 20980, 22029, 26820, 29372, 31290, 31470, 36715, 37548, 37764, 44058, 46935, 47205, 62580, 62940, 66087, 73430, 88116, 93870, 94410, 110145, 132174, 146860, 156301, 187740, 188820, 220290, 264348, 312602, 330435, 440580, 468903, 625204, 660870, 781505, 937806, 1094107, 1321740, 1406709, 1563010, 1875612, 2188214, 2344515, 2813418, 3126020, 3282321, 4376428, 4689030, 5470535, 5626836, 6564642, 7033545, 9378060, 9846963, 10941070, 13129284, 14067090, 16411605, 19693926, 21882140, 28134180, 32823210, 39387852, 49234815, 65646420, 98469630, 196939260]

約数ペア:

[(1, 196939260), (2, 98469630), (3, 65646420), (4, 49234815), (5, 39387852), (6, 32823210), (7, 28134180), (9, 21882140), (10, 19693926), (12, 16411605), (14, 14067090), (15, 13129284), (18, 10941070), (20, 9846963), (21, 9378060), (28, 7033545), (30, 6564642), (35, 5626836), (36, 5470535), (42, 4689030), (45, 4376428), (60, 3282321), (63, 3126020), (70, 2813418), (84, 2344515), (90, 2188214), (105, 1875612), (126, 1563010), (140, 1406709), (149, 1321740), (180, 1094107), (210, 937806), (252, 781505), (298, 660870), (315, 625204), (420, 468903), (447, 440580), (596, 330435), (630, 312602), (745, 264348), (894, 220290), (1043, 188820), (1049, 187740), (1260, 156301), (1341, 146860), (1490, 132174), (1788, 110145), (2086, 94410), (2098, 93870), (2235, 88116), (2682, 73430), (2980, 66087), (3129, 62940), (3147, 62580), (4172, 47205), (4196, 46935), (4470, 44058), (5215, 37764), (5245, 37548), (5364, 36715), (6258, 31470), (6294, 31290), (6705, 29372), (7343, 26820), (8940, 22029), (9387, 20980), (9441, 20860), (10430, 18882), (10490, 18774), (12516, 15735), (12588, 15645), (13410, 14686)]