245999520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{773}}^1$

素因数の和:824

約数の個数: 288

約数和(自身を含む): 958465872

約数和(自身を除く): 712466352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 340, 360, 390, 408, 416, 442, 468, 480, 510, 520, 544, 585, 612, 624, 663, 680, 720, 765, 773, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1248, 1326, 1360, 1440, 1530, 1546, 1560, 1632, 1768, 1872, 1989, 2040, 2080, 2210, 2319, 2340, 2448, 2652, 2720, 3060, 3092, 3120, 3315, 3536, 3744, 3865, 3978, 4080, 4420, 4638, 4680, 4896, 5304, 6120, 6184, 6240, 6630, 6957, 7072, 7730, 7956, 8160, 8840, 9276, 9360, 9945, 10049, 10608, 11595, 12240, 12368, 13141, 13260, 13914, 15460, 15912, 17680, 18552, 18720, 19890, 20098, 21216, 23190, 24480, 24736, 26282, 26520, 27828, 30147, 30920, 31824, 34785, 35360, 37104, 39423, 39780, 40196, 46380, 50245, 52564, 53040, 55656, 60294, 61840, 63648, 65705, 69570, 74208, 78846, 79560, 80392, 90441, 92760, 100490, 105128, 106080, 111312, 118269, 120588, 123680, 131410, 139140, 150735, 157692, 159120, 160784, 170833, 180882, 185520, 197115, 200980, 210256, 222624, 236538, 241176, 262820, 278280, 301470, 315384, 318240, 321568, 341666, 361764, 371040, 394230, 401960, 420512, 452205, 473076, 482352, 512499, 525640, 556560, 591345, 602940, 630768, 683332, 723528, 788460, 803920, 854165, 904410, 946152, 964704, 1024998, 1051280, 1113120, 1182690, 1205880, 1261536, 1366664, 1447056, 1537497, 1576920, 1607840, 1708330, 1808820, 1892304, 2049996, 2102560, 2365380, 2411760, 2562495, 2733328, 2894112, 3074994, 3153840, 3416660, 3617640, 3784608, 4099992, 4730760, 4823520, 5124990, 5466656, 6149988, 6307680, 6833320, 7235280, 7687485, 8199984, 9461520, 10249980, 12299976, 13666640, 14470560, 15374970, 16399968, 18923040, 20499960, 24599952, 27333280, 30749940, 40999920, 49199904, 61499880, 81999840, 122999760, 245999520]

約数ペア:

[(1, 245999520), (2, 122999760), (3, 81999840), (4, 61499880), (5, 49199904), (6, 40999920), (8, 30749940), (9, 27333280), (10, 24599952), (12, 20499960), (13, 18923040), (15, 16399968), (16, 15374970), (17, 14470560), (18, 13666640), (20, 12299976), (24, 10249980), (26, 9461520), (30, 8199984), (32, 7687485), (34, 7235280), (36, 6833320), (39, 6307680), (40, 6149988), (45, 5466656), (48, 5124990), (51, 4823520), (52, 4730760), (60, 4099992), (65, 3784608), (68, 3617640), (72, 3416660), (78, 3153840), (80, 3074994), (85, 2894112), (90, 2733328), (96, 2562495), (102, 2411760), (104, 2365380), (117, 2102560), (120, 2049996), (130, 1892304), (136, 1808820), (144, 1708330), (153, 1607840), (156, 1576920), (160, 1537497), (170, 1447056), (180, 1366664), (195, 1261536), (204, 1205880), (208, 1182690), (221, 1113120), (234, 1051280), (240, 1024998), (255, 964704), (260, 946152), (272, 904410), (288, 854165), (306, 803920), (312, 788460), (340, 723528), (360, 683332), (390, 630768), (408, 602940), (416, 591345), (442, 556560), (468, 525640), (480, 512499), (510, 482352), (520, 473076), (544, 452205), (585, 420512), (612, 401960), (624, 394230), (663, 371040), (680, 361764), (720, 341666), (765, 321568), (773, 318240), (780, 315384), (816, 301470), (884, 278280), (936, 262820), (1020, 241176), (1040, 236538), (1105, 222624), (1170, 210256), (1224, 200980), (1248, 197115), (1326, 185520), (1360, 180882), (1440, 170833), (1530, 160784), (1546, 159120), (1560, 157692), (1632, 150735), (1768, 139140), (1872, 131410), (1989, 123680), (2040, 120588), (2080, 118269), (2210, 111312), (2319, 106080), (2340, 105128), (2448, 100490), (2652, 92760), (2720, 90441), (3060, 80392), (3092, 79560), (3120, 78846), (3315, 74208), (3536, 69570), (3744, 65705), (3865, 63648), (3978, 61840), (4080, 60294), (4420, 55656), (4638, 53040), (4680, 52564), (4896, 50245), (5304, 46380), (6120, 40196), (6184, 39780), (6240, 39423), (6630, 37104), (6957, 35360), (7072, 34785), (7730, 31824), (7956, 30920), (8160, 30147), (8840, 27828), (9276, 26520), (9360, 26282), (9945, 24736), (10049, 24480), (10608, 23190), (11595, 21216), (12240, 20098), (12368, 19890), (13141, 18720), (13260, 18552), (13914, 17680), (15460, 15912)]