290684520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^2$

素因数の和:177

約数の個数: 288

約数和(自身を含む): 1133084160

約数和(自身を除く): 842399640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 61, 62, 63, 70, 72, 84, 90, 93, 105, 120, 122, 124, 126, 140, 155, 168, 180, 183, 186, 210, 217, 244, 248, 252, 279, 280, 305, 310, 315, 360, 366, 372, 420, 427, 434, 465, 488, 504, 549, 558, 610, 620, 630, 651, 732, 744, 840, 854, 868, 915, 930, 1085, 1098, 1116, 1220, 1240, 1260, 1281, 1302, 1395, 1464, 1708, 1736, 1830, 1860, 1891, 1953, 2135, 2170, 2196, 2232, 2440, 2520, 2562, 2604, 2745, 2790, 3255, 3416, 3660, 3720, 3721, 3782, 3843, 3906, 4270, 4340, 4392, 5124, 5208, 5490, 5580, 5673, 6405, 6510, 7320, 7442, 7564, 7686, 7812, 8540, 8680, 9455, 9765, 10248, 10980, 11160, 11163, 11346, 12810, 13020, 13237, 14884, 15128, 15372, 15624, 17019, 17080, 18605, 18910, 19215, 19530, 21960, 22326, 22692, 25620, 26040, 26047, 26474, 28365, 29768, 30744, 33489, 34038, 37210, 37820, 38430, 39060, 39711, 44652, 45384, 51240, 52094, 52948, 55815, 56730, 66185, 66978, 68076, 74420, 75640, 76860, 78120, 78141, 79422, 85095, 89304, 104188, 105896, 111630, 113460, 115351, 119133, 130235, 132370, 133956, 136152, 148840, 153720, 156282, 158844, 167445, 170190, 198555, 208376, 223260, 226920, 230702, 234423, 238266, 260470, 264740, 267912, 312564, 317688, 334890, 340380, 346053, 390705, 397110, 446520, 461404, 468846, 476532, 520940, 529480, 576755, 595665, 625128, 669780, 680760, 692106, 781410, 794220, 807457, 922808, 937692, 953064, 1038159, 1041880, 1153510, 1172115, 1191330, 1339560, 1384212, 1562820, 1588440, 1614914, 1730265, 1875384, 2076318, 2307020, 2344230, 2382660, 2422371, 2768424, 3125640, 3229828, 3460530, 4037285, 4152636, 4614040, 4688460, 4765320, 4844742, 5190795, 6459656, 6921060, 7267113, 8074570, 8305272, 9376920, 9689484, 10381590, 12111855, 13842120, 14534226, 16149140, 19378968, 20763180, 24223710, 29068452, 32298280, 36335565, 41526360, 48447420, 58136904, 72671130, 96894840, 145342260, 290684520]

約数ペア:

[(1, 290684520), (2, 145342260), (3, 96894840), (4, 72671130), (5, 58136904), (6, 48447420), (7, 41526360), (8, 36335565), (9, 32298280), (10, 29068452), (12, 24223710), (14, 20763180), (15, 19378968), (18, 16149140), (20, 14534226), (21, 13842120), (24, 12111855), (28, 10381590), (30, 9689484), (31, 9376920), (35, 8305272), (36, 8074570), (40, 7267113), (42, 6921060), (45, 6459656), (56, 5190795), (60, 4844742), (61, 4765320), (62, 4688460), (63, 4614040), (70, 4152636), (72, 4037285), (84, 3460530), (90, 3229828), (93, 3125640), (105, 2768424), (120, 2422371), (122, 2382660), (124, 2344230), (126, 2307020), (140, 2076318), (155, 1875384), (168, 1730265), (180, 1614914), (183, 1588440), (186, 1562820), (210, 1384212), (217, 1339560), (244, 1191330), (248, 1172115), (252, 1153510), (279, 1041880), (280, 1038159), (305, 953064), (310, 937692), (315, 922808), (360, 807457), (366, 794220), (372, 781410), (420, 692106), (427, 680760), (434, 669780), (465, 625128), (488, 595665), (504, 576755), (549, 529480), (558, 520940), (610, 476532), (620, 468846), (630, 461404), (651, 446520), (732, 397110), (744, 390705), (840, 346053), (854, 340380), (868, 334890), (915, 317688), (930, 312564), (1085, 267912), (1098, 264740), (1116, 260470), (1220, 238266), (1240, 234423), (1260, 230702), (1281, 226920), (1302, 223260), (1395, 208376), (1464, 198555), (1708, 170190), (1736, 167445), (1830, 158844), (1860, 156282), (1891, 153720), (1953, 148840), (2135, 136152), (2170, 133956), (2196, 132370), (2232, 130235), (2440, 119133), (2520, 115351), (2562, 113460), (2604, 111630), (2745, 105896), (2790, 104188), (3255, 89304), (3416, 85095), (3660, 79422), (3720, 78141), (3721, 78120), (3782, 76860), (3843, 75640), (3906, 74420), (4270, 68076), (4340, 66978), (4392, 66185), (5124, 56730), (5208, 55815), (5490, 52948), (5580, 52094), (5673, 51240), (6405, 45384), (6510, 44652), (7320, 39711), (7442, 39060), (7564, 38430), (7686, 37820), (7812, 37210), (8540, 34038), (8680, 33489), (9455, 30744), (9765, 29768), (10248, 28365), (10980, 26474), (11160, 26047), (11163, 26040), (11346, 25620), (12810, 22692), (13020, 22326), (13237, 21960), (14884, 19530), (15128, 19215), (15372, 18910), (15624, 18605), (17019, 17080)]