218716680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20029}}^1$

素因数の和:20063

約数の個数: 128

約数和(自身を含む): 807609600

約数和(自身を除く): 588892920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 20029, 40058, 60087, 80116, 100145, 120174, 140203, 160232, 200290, 240348, 260377, 280406, 300435, 400580, 420609, 480696, 520754, 560812, 600870, 701015, 781131, 801160, 841218, 1041508, 1121624, 1201740, 1301885, 1402030, 1562262, 1682436, 1822639, 2083016, 2103045, 2403480, 2603770, 2804060, 3124524, 3364872, 3645278, 3905655, 4206090, 5207540, 5467917, 5608120, 6249048, 7290556, 7811310, 8412180, 9113195, 10415080, 10935834, 14581112, 15622620, 16824360, 18226390, 21871668, 27339585, 31245240, 36452780, 43743336, 54679170, 72905560, 109358340, 218716680]

約数ペア:

[(1, 218716680), (2, 109358340), (3, 72905560), (4, 54679170), (5, 43743336), (6, 36452780), (7, 31245240), (8, 27339585), (10, 21871668), (12, 18226390), (13, 16824360), (14, 15622620), (15, 14581112), (20, 10935834), (21, 10415080), (24, 9113195), (26, 8412180), (28, 7811310), (30, 7290556), (35, 6249048), (39, 5608120), (40, 5467917), (42, 5207540), (52, 4206090), (56, 3905655), (60, 3645278), (65, 3364872), (70, 3124524), (78, 2804060), (84, 2603770), (91, 2403480), (104, 2103045), (105, 2083016), (120, 1822639), (130, 1682436), (140, 1562262), (156, 1402030), (168, 1301885), (182, 1201740), (195, 1121624), (210, 1041508), (260, 841218), (273, 801160), (280, 781131), (312, 701015), (364, 600870), (390, 560812), (420, 520754), (455, 480696), (520, 420609), (546, 400580), (728, 300435), (780, 280406), (840, 260377), (910, 240348), (1092, 200290), (1365, 160232), (1560, 140203), (1820, 120174), (2184, 100145), (2730, 80116), (3640, 60087), (5460, 40058), (10920, 20029)]