289057860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2521}}^1$

素因数の和:2563

約数の個数: 216

約数和(自身を含む): 1098855576

約数和(自身を除く): 809797716

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 49, 52, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 117, 126, 130, 140, 147, 156, 180, 182, 195, 196, 210, 234, 245, 252, 260, 273, 294, 315, 364, 390, 420, 441, 455, 468, 490, 546, 585, 588, 630, 637, 735, 780, 819, 882, 910, 980, 1092, 1170, 1260, 1274, 1365, 1470, 1638, 1764, 1820, 1911, 2205, 2340, 2521, 2548, 2730, 2940, 3185, 3276, 3822, 4095, 4410, 5042, 5460, 5733, 6370, 7563, 7644, 8190, 8820, 9555, 10084, 11466, 12605, 12740, 15126, 16380, 17647, 19110, 22689, 22932, 25210, 28665, 30252, 32773, 35294, 37815, 38220, 45378, 50420, 52941, 57330, 65546, 70588, 75630, 88235, 90756, 98319, 105882, 113445, 114660, 123529, 131092, 151260, 158823, 163865, 176470, 196638, 211764, 226890, 229411, 247058, 264705, 294957, 317646, 327730, 352940, 370587, 393276, 453780, 458822, 491595, 494116, 529410, 589914, 617645, 635292, 655460, 688233, 741174, 794115, 917644, 983190, 1058820, 1111761, 1147055, 1179828, 1235290, 1376466, 1474785, 1482348, 1588230, 1605877, 1852935, 1966380, 2064699, 2223522, 2294110, 2470580, 2752932, 2949570, 3176460, 3211754, 3441165, 3705870, 4129398, 4447044, 4588220, 4817631, 5558805, 5899140, 6423508, 6882330, 7411740, 8029385, 8258796, 9635262, 10323495, 11117610, 13764660, 14452893, 16058770, 19270524, 20646990, 22235220, 24088155, 28905786, 32117540, 41293980, 48176310, 57811572, 72264465, 96352620, 144528930, 289057860]

約数ペア:

[(1, 289057860), (2, 144528930), (3, 96352620), (4, 72264465), (5, 57811572), (6, 48176310), (7, 41293980), (9, 32117540), (10, 28905786), (12, 24088155), (13, 22235220), (14, 20646990), (15, 19270524), (18, 16058770), (20, 14452893), (21, 13764660), (26, 11117610), (28, 10323495), (30, 9635262), (35, 8258796), (36, 8029385), (39, 7411740), (42, 6882330), (45, 6423508), (49, 5899140), (52, 5558805), (60, 4817631), (63, 4588220), (65, 4447044), (70, 4129398), (78, 3705870), (84, 3441165), (90, 3211754), (91, 3176460), (98, 2949570), (105, 2752932), (117, 2470580), (126, 2294110), (130, 2223522), (140, 2064699), (147, 1966380), (156, 1852935), (180, 1605877), (182, 1588230), (195, 1482348), (196, 1474785), (210, 1376466), (234, 1235290), (245, 1179828), (252, 1147055), (260, 1111761), (273, 1058820), (294, 983190), (315, 917644), (364, 794115), (390, 741174), (420, 688233), (441, 655460), (455, 635292), (468, 617645), (490, 589914), (546, 529410), (585, 494116), (588, 491595), (630, 458822), (637, 453780), (735, 393276), (780, 370587), (819, 352940), (882, 327730), (910, 317646), (980, 294957), (1092, 264705), (1170, 247058), (1260, 229411), (1274, 226890), (1365, 211764), (1470, 196638), (1638, 176470), (1764, 163865), (1820, 158823), (1911, 151260), (2205, 131092), (2340, 123529), (2521, 114660), (2548, 113445), (2730, 105882), (2940, 98319), (3185, 90756), (3276, 88235), (3822, 75630), (4095, 70588), (4410, 65546), (5042, 57330), (5460, 52941), (5733, 50420), (6370, 45378), (7563, 38220), (7644, 37815), (8190, 35294), (8820, 32773), (9555, 30252), (10084, 28665), (11466, 25210), (12605, 22932), (12740, 22689), (15126, 19110), (16380, 17647)]