306562620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:669

約数の個数: 216

約数和(自身を含む): 1082988144

約数和(自身を除く): 776425524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 169, 182, 195, 196, 210, 245, 260, 273, 294, 338, 364, 390, 420, 455, 490, 507, 546, 588, 617, 637, 676, 735, 780, 845, 910, 980, 1014, 1092, 1183, 1234, 1274, 1365, 1470, 1690, 1820, 1851, 1911, 2028, 2366, 2468, 2535, 2548, 2730, 2940, 3085, 3185, 3380, 3549, 3702, 3822, 4319, 4732, 5070, 5460, 5915, 6170, 6370, 7098, 7404, 7644, 8021, 8281, 8638, 9255, 9555, 10140, 11830, 12340, 12740, 12957, 14196, 16042, 16562, 17276, 17745, 18510, 19110, 21595, 23660, 24063, 24843, 25914, 30233, 32084, 33124, 35490, 37020, 38220, 40105, 41405, 43190, 48126, 49686, 51828, 56147, 60466, 64785, 70980, 80210, 82810, 86380, 90699, 96252, 99372, 104273, 112294, 120315, 120932, 124215, 129570, 151165, 160420, 165620, 168441, 181398, 208546, 224588, 240630, 248430, 259140, 280735, 302330, 312819, 336882, 362796, 393029, 417092, 453495, 481260, 496860, 521365, 561470, 604660, 625638, 673764, 729911, 786058, 842205, 906990, 1042730, 1122940, 1179087, 1251276, 1459822, 1564095, 1572116, 1684410, 1813980, 1965145, 2085460, 2189733, 2358174, 2919644, 3128190, 3368820, 3649555, 3930290, 4379466, 4716348, 5109377, 5895435, 6256380, 7299110, 7860580, 8758932, 10218754, 10948665, 11790870, 14598220, 15328131, 20437508, 21897330, 23581740, 25546885, 30656262, 43794660, 51093770, 61312524, 76640655, 102187540, 153281310, 306562620]

約数ペア:

[(1, 306562620), (2, 153281310), (3, 102187540), (4, 76640655), (5, 61312524), (6, 51093770), (7, 43794660), (10, 30656262), (12, 25546885), (13, 23581740), (14, 21897330), (15, 20437508), (20, 15328131), (21, 14598220), (26, 11790870), (28, 10948665), (30, 10218754), (35, 8758932), (39, 7860580), (42, 7299110), (49, 6256380), (52, 5895435), (60, 5109377), (65, 4716348), (70, 4379466), (78, 3930290), (84, 3649555), (91, 3368820), (98, 3128190), (105, 2919644), (130, 2358174), (140, 2189733), (147, 2085460), (156, 1965145), (169, 1813980), (182, 1684410), (195, 1572116), (196, 1564095), (210, 1459822), (245, 1251276), (260, 1179087), (273, 1122940), (294, 1042730), (338, 906990), (364, 842205), (390, 786058), (420, 729911), (455, 673764), (490, 625638), (507, 604660), (546, 561470), (588, 521365), (617, 496860), (637, 481260), (676, 453495), (735, 417092), (780, 393029), (845, 362796), (910, 336882), (980, 312819), (1014, 302330), (1092, 280735), (1183, 259140), (1234, 248430), (1274, 240630), (1365, 224588), (1470, 208546), (1690, 181398), (1820, 168441), (1851, 165620), (1911, 160420), (2028, 151165), (2366, 129570), (2468, 124215), (2535, 120932), (2548, 120315), (2730, 112294), (2940, 104273), (3085, 99372), (3185, 96252), (3380, 90699), (3549, 86380), (3702, 82810), (3822, 80210), (4319, 70980), (4732, 64785), (5070, 60466), (5460, 56147), (5915, 51828), (6170, 49686), (6370, 48126), (7098, 43190), (7404, 41405), (7644, 40105), (8021, 38220), (8281, 37020), (8638, 35490), (9255, 33124), (9555, 32084), (10140, 30233), (11830, 25914), (12340, 24843), (12740, 24063), (12957, 23660), (14196, 21595), (16042, 19110), (16562, 18510), (17276, 17745)]