18312840

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:93

約数の個数: 288

約数和(自身を含む): 75366720

約数和(自身を除く): 57053880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 43, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 86, 90, 91, 104, 105, 117, 120, 126, 129, 130, 140, 156, 168, 169, 172, 180, 182, 195, 210, 215, 234, 252, 258, 260, 273, 280, 301, 312, 315, 338, 344, 360, 364, 387, 390, 420, 430, 455, 468, 504, 507, 516, 520, 546, 559, 585, 602, 630, 645, 676, 728, 774, 780, 819, 840, 845, 860, 903, 910, 936, 1014, 1032, 1092, 1118, 1170, 1183, 1204, 1260, 1290, 1352, 1365, 1505, 1521, 1548, 1560, 1638, 1677, 1690, 1720, 1806, 1820, 1935, 2028, 2184, 2236, 2340, 2366, 2408, 2520, 2535, 2580, 2709, 2730, 2795, 3010, 3042, 3096, 3276, 3354, 3380, 3549, 3612, 3640, 3870, 3913, 4056, 4095, 4472, 4515, 4680, 4732, 5031, 5070, 5160, 5418, 5460, 5590, 5915, 6020, 6084, 6552, 6708, 6760, 7098, 7224, 7267, 7605, 7740, 7826, 8190, 8385, 9030, 9464, 10062, 10140, 10647, 10836, 10920, 11180, 11739, 11830, 12040, 12168, 13416, 13545, 14196, 14534, 15210, 15480, 15652, 16380, 16770, 17745, 18060, 19565, 20124, 20280, 21294, 21672, 21801, 22360, 23478, 23660, 25155, 27090, 28392, 29068, 30420, 31304, 32760, 33540, 35217, 35490, 36120, 36335, 39130, 40248, 42588, 43602, 46956, 47320, 50310, 50869, 53235, 54180, 58136, 58695, 60840, 65403, 67080, 70434, 70980, 72670, 78260, 85176, 87204, 93912, 100620, 101738, 106470, 108360, 109005, 117390, 130806, 140868, 141960, 145340, 152607, 156520, 174408, 176085, 201240, 203476, 212940, 218010, 234780, 254345, 261612, 281736, 290680, 305214, 327015, 352170, 406952, 425880, 436020, 457821, 469560, 508690, 523224, 610428, 654030, 704340, 763035, 872040, 915642, 1017380, 1220856, 1308060, 1408680, 1526070, 1831284, 2034760, 2289105, 2616120, 3052140, 3662568, 4578210, 6104280, 9156420, 18312840]

約数ペア:

[(1, 18312840), (2, 9156420), (3, 6104280), (4, 4578210), (5, 3662568), (6, 3052140), (7, 2616120), (8, 2289105), (9, 2034760), (10, 1831284), (12, 1526070), (13, 1408680), (14, 1308060), (15, 1220856), (18, 1017380), (20, 915642), (21, 872040), (24, 763035), (26, 704340), (28, 654030), (30, 610428), (35, 523224), (36, 508690), (39, 469560), (40, 457821), (42, 436020), (43, 425880), (45, 406952), (52, 352170), (56, 327015), (60, 305214), (63, 290680), (65, 281736), (70, 261612), (72, 254345), (78, 234780), (84, 218010), (86, 212940), (90, 203476), (91, 201240), (104, 176085), (105, 174408), (117, 156520), (120, 152607), (126, 145340), (129, 141960), (130, 140868), (140, 130806), (156, 117390), (168, 109005), (169, 108360), (172, 106470), (180, 101738), (182, 100620), (195, 93912), (210, 87204), (215, 85176), (234, 78260), (252, 72670), (258, 70980), (260, 70434), (273, 67080), (280, 65403), (301, 60840), (312, 58695), (315, 58136), (338, 54180), (344, 53235), (360, 50869), (364, 50310), (387, 47320), (390, 46956), (420, 43602), (430, 42588), (455, 40248), (468, 39130), (504, 36335), (507, 36120), (516, 35490), (520, 35217), (546, 33540), (559, 32760), (585, 31304), (602, 30420), (630, 29068), (645, 28392), (676, 27090), (728, 25155), (774, 23660), (780, 23478), (819, 22360), (840, 21801), (845, 21672), (860, 21294), (903, 20280), (910, 20124), (936, 19565), (1014, 18060), (1032, 17745), (1092, 16770), (1118, 16380), (1170, 15652), (1183, 15480), (1204, 15210), (1260, 14534), (1290, 14196), (1352, 13545), (1365, 13416), (1505, 12168), (1521, 12040), (1548, 11830), (1560, 11739), (1638, 11180), (1677, 10920), (1690, 10836), (1720, 10647), (1806, 10140), (1820, 10062), (1935, 9464), (2028, 9030), (2184, 8385), (2236, 8190), (2340, 7826), (2366, 7740), (2408, 7605), (2520, 7267), (2535, 7224), (2580, 7098), (2709, 6760), (2730, 6708), (2795, 6552), (3010, 6084), (3042, 6020), (3096, 5915), (3276, 5590), (3354, 5460), (3380, 5418), (3549, 5160), (3612, 5070), (3640, 5031), (3870, 4732), (3913, 4680), (4056, 4515), (4095, 4472)]