18841680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1$

素因数の和:107

約数の個数: 320

約数和(自身を含む): 77495040

約数和(自身を除く): 58653360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 48, 52, 54, 55, 60, 61, 65, 66, 72, 78, 80, 88, 90, 99, 104, 108, 110, 117, 120, 122, 130, 132, 135, 143, 144, 156, 165, 176, 180, 183, 195, 198, 208, 216, 220, 234, 240, 244, 260, 264, 270, 286, 297, 305, 312, 330, 351, 360, 366, 390, 396, 429, 432, 440, 468, 488, 495, 520, 528, 540, 549, 572, 585, 594, 610, 624, 660, 671, 702, 715, 720, 732, 780, 792, 793, 858, 880, 915, 936, 976, 990, 1040, 1080, 1098, 1144, 1170, 1188, 1220, 1287, 1320, 1342, 1404, 1430, 1464, 1485, 1560, 1584, 1586, 1647, 1716, 1755, 1830, 1872, 1980, 2013, 2145, 2160, 2196, 2288, 2340, 2376, 2379, 2440, 2574, 2640, 2684, 2745, 2808, 2860, 2928, 2970, 3120, 3172, 3294, 3355, 3432, 3510, 3660, 3861, 3960, 3965, 4026, 4290, 4392, 4680, 4752, 4758, 4880, 5148, 5368, 5490, 5616, 5720, 5940, 6039, 6344, 6435, 6588, 6710, 6864, 7020, 7137, 7320, 7722, 7920, 7930, 8052, 8235, 8580, 8723, 8784, 9360, 9516, 10065, 10296, 10736, 10980, 11440, 11880, 11895, 12078, 12688, 12870, 13176, 13420, 14040, 14274, 14640, 15444, 15860, 16104, 16470, 17160, 17446, 18117, 19032, 19305, 20130, 20592, 21411, 21960, 23760, 23790, 24156, 25740, 26169, 26352, 26840, 28080, 28548, 30195, 30888, 31720, 32208, 32940, 34320, 34892, 35685, 36234, 38064, 38610, 40260, 42822, 43615, 43920, 47580, 48312, 51480, 52338, 53680, 57096, 60390, 61776, 63440, 65880, 69784, 71370, 72468, 77220, 78507, 80520, 85644, 87230, 90585, 95160, 96624, 102960, 104676, 107055, 114192, 120780, 130845, 131760, 139568, 142740, 144936, 154440, 157014, 161040, 171288, 174460, 181170, 190320, 209352, 214110, 235521, 241560, 261690, 285480, 289872, 308880, 314028, 342576, 348920, 362340, 392535, 418704, 428220, 471042, 483120, 523380, 570960, 628056, 697840, 724680, 785070, 856440, 942084, 1046760, 1177605, 1256112, 1449360, 1570140, 1712880, 1884168, 2093520, 2355210, 3140280, 3768336, 4710420, 6280560, 9420840, 18841680]

約数ペア:

[(1, 18841680), (2, 9420840), (3, 6280560), (4, 4710420), (5, 3768336), (6, 3140280), (8, 2355210), (9, 2093520), (10, 1884168), (11, 1712880), (12, 1570140), (13, 1449360), (15, 1256112), (16, 1177605), (18, 1046760), (20, 942084), (22, 856440), (24, 785070), (26, 724680), (27, 697840), (30, 628056), (33, 570960), (36, 523380), (39, 483120), (40, 471042), (44, 428220), (45, 418704), (48, 392535), (52, 362340), (54, 348920), (55, 342576), (60, 314028), (61, 308880), (65, 289872), (66, 285480), (72, 261690), (78, 241560), (80, 235521), (88, 214110), (90, 209352), (99, 190320), (104, 181170), (108, 174460), (110, 171288), (117, 161040), (120, 157014), (122, 154440), (130, 144936), (132, 142740), (135, 139568), (143, 131760), (144, 130845), (156, 120780), (165, 114192), (176, 107055), (180, 104676), (183, 102960), (195, 96624), (198, 95160), (208, 90585), (216, 87230), (220, 85644), (234, 80520), (240, 78507), (244, 77220), (260, 72468), (264, 71370), (270, 69784), (286, 65880), (297, 63440), (305, 61776), (312, 60390), (330, 57096), (351, 53680), (360, 52338), (366, 51480), (390, 48312), (396, 47580), (429, 43920), (432, 43615), (440, 42822), (468, 40260), (488, 38610), (495, 38064), (520, 36234), (528, 35685), (540, 34892), (549, 34320), (572, 32940), (585, 32208), (594, 31720), (610, 30888), (624, 30195), (660, 28548), (671, 28080), (702, 26840), (715, 26352), (720, 26169), (732, 25740), (780, 24156), (792, 23790), (793, 23760), (858, 21960), (880, 21411), (915, 20592), (936, 20130), (976, 19305), (990, 19032), (1040, 18117), (1080, 17446), (1098, 17160), (1144, 16470), (1170, 16104), (1188, 15860), (1220, 15444), (1287, 14640), (1320, 14274), (1342, 14040), (1404, 13420), (1430, 13176), (1464, 12870), (1485, 12688), (1560, 12078), (1584, 11895), (1586, 11880), (1647, 11440), (1716, 10980), (1755, 10736), (1830, 10296), (1872, 10065), (1980, 9516), (2013, 9360), (2145, 8784), (2160, 8723), (2196, 8580), (2288, 8235), (2340, 8052), (2376, 7930), (2379, 7920), (2440, 7722), (2574, 7320), (2640, 7137), (2684, 7020), (2745, 6864), (2808, 6710), (2860, 6588), (2928, 6435), (2970, 6344), (3120, 6039), (3172, 5940), (3294, 5720), (3355, 5616), (3432, 5490), (3510, 5368), (3660, 5148), (3861, 4880), (3960, 4758), (3965, 4752), (4026, 4680), (4290, 4392)]