247718460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:412

約数の個数: 144

約数和(自身を含む): 770868000

約数和(自身を除く): 523149540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 121, 132, 149, 165, 220, 229, 242, 298, 330, 363, 447, 458, 484, 596, 605, 660, 687, 726, 745, 894, 916, 1145, 1210, 1374, 1452, 1490, 1639, 1788, 1815, 2235, 2290, 2420, 2519, 2748, 2980, 3278, 3435, 3630, 4470, 4580, 4917, 5038, 6556, 6870, 7260, 7557, 8195, 8940, 9834, 10076, 12595, 13740, 15114, 16390, 18029, 19668, 24585, 25190, 27709, 30228, 32780, 34121, 36058, 37785, 49170, 50380, 54087, 55418, 68242, 72116, 75570, 83127, 90145, 98340, 102363, 108174, 110836, 136484, 138545, 151140, 166254, 170605, 180290, 204726, 216348, 270435, 277090, 332508, 341210, 360580, 375331, 409452, 415635, 511815, 540870, 554180, 682420, 750662, 831270, 1023630, 1081740, 1125993, 1501324, 1662540, 1876655, 2047260, 2251986, 3753310, 4128641, 4503972, 5629965, 7506620, 8257282, 11259930, 12385923, 16514564, 20643205, 22519860, 24771846, 41286410, 49543692, 61929615, 82572820, 123859230, 247718460]

約数ペア:

[(1, 247718460), (2, 123859230), (3, 82572820), (4, 61929615), (5, 49543692), (6, 41286410), (10, 24771846), (11, 22519860), (12, 20643205), (15, 16514564), (20, 12385923), (22, 11259930), (30, 8257282), (33, 7506620), (44, 5629965), (55, 4503972), (60, 4128641), (66, 3753310), (110, 2251986), (121, 2047260), (132, 1876655), (149, 1662540), (165, 1501324), (220, 1125993), (229, 1081740), (242, 1023630), (298, 831270), (330, 750662), (363, 682420), (447, 554180), (458, 540870), (484, 511815), (596, 415635), (605, 409452), (660, 375331), (687, 360580), (726, 341210), (745, 332508), (894, 277090), (916, 270435), (1145, 216348), (1210, 204726), (1374, 180290), (1452, 170605), (1490, 166254), (1639, 151140), (1788, 138545), (1815, 136484), (2235, 110836), (2290, 108174), (2420, 102363), (2519, 98340), (2748, 90145), (2980, 83127), (3278, 75570), (3435, 72116), (3630, 68242), (4470, 55418), (4580, 54087), (4917, 50380), (5038, 49170), (6556, 37785), (6870, 36058), (7260, 34121), (7557, 32780), (8195, 30228), (8940, 27709), (9834, 25190), (10076, 24585), (12595, 19668), (13740, 18029), (15114, 16390)]