390240180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:452

約数の個数: 240

約数和(自身を含む): 1361162880

約数和(自身を除く): 970922700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 61, 66, 81, 90, 99, 108, 110, 122, 132, 135, 162, 165, 180, 183, 198, 220, 244, 270, 297, 305, 324, 330, 359, 366, 396, 405, 495, 540, 549, 594, 610, 660, 671, 718, 732, 810, 891, 915, 990, 1077, 1098, 1188, 1220, 1342, 1436, 1485, 1620, 1647, 1782, 1795, 1830, 1980, 2013, 2154, 2196, 2684, 2745, 2970, 3231, 3294, 3355, 3564, 3590, 3660, 3949, 4026, 4308, 4455, 4941, 5385, 5490, 5940, 6039, 6462, 6588, 6710, 7180, 7898, 8052, 8235, 8910, 9693, 9882, 10065, 10770, 10980, 11847, 12078, 12924, 13420, 15796, 16155, 16470, 17820, 18117, 19386, 19745, 19764, 20130, 21540, 21899, 23694, 24156, 24705, 29079, 30195, 32310, 32940, 35541, 36234, 38772, 39490, 40260, 43798, 47388, 48465, 49410, 54351, 58158, 59235, 60390, 64620, 65697, 71082, 72468, 78980, 87596, 90585, 96930, 98820, 106623, 108702, 109495, 116316, 118470, 120780, 131394, 142164, 145395, 177705, 181170, 193860, 197091, 213246, 217404, 218990, 236940, 240889, 262788, 271755, 290790, 319869, 328485, 355410, 362340, 394182, 426492, 437980, 481778, 533115, 543510, 581580, 591273, 639738, 656970, 710820, 722667, 788364, 963556, 985455, 1066230, 1087020, 1182546, 1204445, 1279476, 1313940, 1445334, 1599345, 1773819, 1970910, 2132460, 2168001, 2365092, 2408890, 2890668, 2956365, 3198690, 3547638, 3613335, 3941820, 4336002, 4817780, 5912730, 6397380, 6504003, 7095276, 7226670, 8672004, 8869095, 10840005, 11825460, 13008006, 14453340, 17738190, 19512009, 21680010, 26016012, 32520015, 35476380, 39024018, 43360020, 65040030, 78048036, 97560045, 130080060, 195120090, 390240180]

約数ペア:

[(1, 390240180), (2, 195120090), (3, 130080060), (4, 97560045), (5, 78048036), (6, 65040030), (9, 43360020), (10, 39024018), (11, 35476380), (12, 32520015), (15, 26016012), (18, 21680010), (20, 19512009), (22, 17738190), (27, 14453340), (30, 13008006), (33, 11825460), (36, 10840005), (44, 8869095), (45, 8672004), (54, 7226670), (55, 7095276), (60, 6504003), (61, 6397380), (66, 5912730), (81, 4817780), (90, 4336002), (99, 3941820), (108, 3613335), (110, 3547638), (122, 3198690), (132, 2956365), (135, 2890668), (162, 2408890), (165, 2365092), (180, 2168001), (183, 2132460), (198, 1970910), (220, 1773819), (244, 1599345), (270, 1445334), (297, 1313940), (305, 1279476), (324, 1204445), (330, 1182546), (359, 1087020), (366, 1066230), (396, 985455), (405, 963556), (495, 788364), (540, 722667), (549, 710820), (594, 656970), (610, 639738), (660, 591273), (671, 581580), (718, 543510), (732, 533115), (810, 481778), (891, 437980), (915, 426492), (990, 394182), (1077, 362340), (1098, 355410), (1188, 328485), (1220, 319869), (1342, 290790), (1436, 271755), (1485, 262788), (1620, 240889), (1647, 236940), (1782, 218990), (1795, 217404), (1830, 213246), (1980, 197091), (2013, 193860), (2154, 181170), (2196, 177705), (2684, 145395), (2745, 142164), (2970, 131394), (3231, 120780), (3294, 118470), (3355, 116316), (3564, 109495), (3590, 108702), (3660, 106623), (3949, 98820), (4026, 96930), (4308, 90585), (4455, 87596), (4941, 78980), (5385, 72468), (5490, 71082), (5940, 65697), (6039, 64620), (6462, 60390), (6588, 59235), (6710, 58158), (7180, 54351), (7898, 49410), (8052, 48465), (8235, 47388), (8910, 43798), (9693, 40260), (9882, 39490), (10065, 38772), (10770, 36234), (10980, 35541), (11847, 32940), (12078, 32310), (12924, 30195), (13420, 29079), (15796, 24705), (16155, 24156), (16470, 23694), (17820, 21899), (18117, 21540), (19386, 20130), (19745, 19764)]