1570205980

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{1721}}^1$

素因数の和:1777

約数の個数: 120

約数和(自身を含む): 4051590480

約数和(自身を除く): 2481384500

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 343, 380, 490, 532, 665, 686, 931, 980, 1330, 1372, 1715, 1721, 1862, 2401, 2660, 3430, 3442, 3724, 4655, 4802, 6517, 6860, 6884, 8605, 9310, 9604, 12005, 12047, 13034, 17210, 18620, 24010, 24094, 26068, 32585, 32699, 34420, 45619, 48020, 48188, 60235, 65170, 65398, 84329, 91238, 120470, 130340, 130796, 163495, 168658, 182476, 228095, 228893, 240940, 326990, 337316, 421645, 456190, 457786, 590303, 653980, 843290, 912380, 915572, 1144465, 1180606, 1602251, 1686580, 2288930, 2361212, 2951515, 3204502, 4132121, 4577860, 5903030, 6409004, 8011255, 8264242, 11215757, 11806060, 16022510, 16528484, 20660605, 22431514, 32045020, 41321210, 44863028, 56078785, 78510299, 82642420, 112157570, 157020598, 224315140, 314041196, 392551495, 785102990, 1570205980]

約数ペア:

[(1, 1570205980), (2, 785102990), (4, 392551495), (5, 314041196), (7, 224315140), (10, 157020598), (14, 112157570), (19, 82642420), (20, 78510299), (28, 56078785), (35, 44863028), (38, 41321210), (49, 32045020), (70, 22431514), (76, 20660605), (95, 16528484), (98, 16022510), (133, 11806060), (140, 11215757), (190, 8264242), (196, 8011255), (245, 6409004), (266, 5903030), (343, 4577860), (380, 4132121), (490, 3204502), (532, 2951515), (665, 2361212), (686, 2288930), (931, 1686580), (980, 1602251), (1330, 1180606), (1372, 1144465), (1715, 915572), (1721, 912380), (1862, 843290), (2401, 653980), (2660, 590303), (3430, 457786), (3442, 456190), (3724, 421645), (4655, 337316), (4802, 326990), (6517, 240940), (6860, 228893), (6884, 228095), (8605, 182476), (9310, 168658), (9604, 163495), (12005, 130796), (12047, 130340), (13034, 120470), (17210, 91238), (18620, 84329), (24010, 65398), (24094, 65170), (26068, 60235), (32585, 48188), (32699, 48020), (34420, 45619)]