389740680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1663}}^1$

素因数の和:1721

約数の個数: 256

約数和(自身を含む): 1533542400

約数和(自身を除く): 1143801720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1512, 1663, 1674, 1736, 1860, 1890, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3326, 3348, 3720, 3780, 3906, 4185, 4340, 4989, 5208, 5580, 5859, 6510, 6652, 6696, 7560, 7812, 8315, 8370, 8680, 9765, 9978, 11160, 11641, 11718, 13020, 13304, 14967, 15624, 16630, 16740, 19530, 19956, 23282, 23436, 24945, 26040, 29295, 29934, 33260, 33480, 34923, 39060, 39912, 44901, 46564, 46872, 49890, 51553, 58205, 58590, 59868, 66520, 69846, 74835, 78120, 89802, 93128, 99780, 103106, 104769, 116410, 117180, 119736, 139692, 149670, 154659, 174615, 179604, 199560, 206212, 209538, 224505, 232820, 234360, 257765, 279384, 299340, 309318, 314307, 349230, 359208, 360871, 412424, 419076, 449010, 463977, 465640, 515530, 523845, 598680, 618636, 628614, 698460, 721742, 773295, 838152, 898020, 927954, 1031060, 1047690, 1082613, 1237272, 1257228, 1391931, 1396920, 1443484, 1546590, 1571535, 1796040, 1804355, 1855908, 2062120, 2095380, 2165226, 2319885, 2514456, 2783862, 2886968, 3093180, 3143070, 3247839, 3608710, 3711816, 4190760, 4330452, 4639770, 5413065, 5567724, 6186360, 6286140, 6495678, 6959655, 7217420, 8660904, 9279540, 9743517, 10826130, 11135448, 12572280, 12991356, 13919310, 14434840, 16239195, 18559080, 19487034, 21652260, 25982712, 27838620, 32478390, 38974068, 43304520, 48717585, 55677240, 64956780, 77948136, 97435170, 129913560, 194870340, 389740680]

約数ペア:

[(1, 389740680), (2, 194870340), (3, 129913560), (4, 97435170), (5, 77948136), (6, 64956780), (7, 55677240), (8, 48717585), (9, 43304520), (10, 38974068), (12, 32478390), (14, 27838620), (15, 25982712), (18, 21652260), (20, 19487034), (21, 18559080), (24, 16239195), (27, 14434840), (28, 13919310), (30, 12991356), (31, 12572280), (35, 11135448), (36, 10826130), (40, 9743517), (42, 9279540), (45, 8660904), (54, 7217420), (56, 6959655), (60, 6495678), (62, 6286140), (63, 6186360), (70, 5567724), (72, 5413065), (84, 4639770), (90, 4330452), (93, 4190760), (105, 3711816), (108, 3608710), (120, 3247839), (124, 3143070), (126, 3093180), (135, 2886968), (140, 2783862), (155, 2514456), (168, 2319885), (180, 2165226), (186, 2095380), (189, 2062120), (210, 1855908), (216, 1804355), (217, 1796040), (248, 1571535), (252, 1546590), (270, 1443484), (279, 1396920), (280, 1391931), (310, 1257228), (315, 1237272), (360, 1082613), (372, 1047690), (378, 1031060), (420, 927954), (434, 898020), (465, 838152), (504, 773295), (540, 721742), (558, 698460), (620, 628614), (630, 618636), (651, 598680), (744, 523845), (756, 515530), (837, 465640), (840, 463977), (868, 449010), (930, 419076), (945, 412424), (1080, 360871), (1085, 359208), (1116, 349230), (1240, 314307), (1260, 309318), (1302, 299340), (1395, 279384), (1512, 257765), (1663, 234360), (1674, 232820), (1736, 224505), (1860, 209538), (1890, 206212), (1953, 199560), (2170, 179604), (2232, 174615), (2520, 154659), (2604, 149670), (2790, 139692), (3255, 119736), (3326, 117180), (3348, 116410), (3720, 104769), (3780, 103106), (3906, 99780), (4185, 93128), (4340, 89802), (4989, 78120), (5208, 74835), (5580, 69846), (5859, 66520), (6510, 59868), (6652, 58590), (6696, 58205), (7560, 51553), (7812, 49890), (8315, 46872), (8370, 46564), (8680, 44901), (9765, 39912), (9978, 39060), (11160, 34923), (11641, 33480), (11718, 33260), (13020, 29934), (13304, 29295), (14967, 26040), (15624, 24945), (16630, 23436), (16740, 23282), (19530, 19956)]