320579820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:437

約数の個数: 216

約数和(自身を含む): 1097984160

約数和(自身を除く): 777404340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 41, 44, 45, 55, 60, 66, 82, 90, 99, 110, 121, 123, 132, 164, 165, 180, 198, 205, 220, 242, 246, 330, 359, 363, 369, 396, 410, 451, 484, 492, 495, 605, 615, 660, 718, 726, 738, 820, 902, 990, 1077, 1089, 1210, 1230, 1353, 1436, 1452, 1476, 1795, 1804, 1815, 1845, 1980, 2154, 2178, 2255, 2420, 2460, 2706, 3231, 3590, 3630, 3690, 3949, 4059, 4308, 4356, 4510, 4961, 5385, 5412, 5445, 6462, 6765, 7180, 7260, 7380, 7898, 8118, 9020, 9922, 10770, 10890, 11847, 12924, 13530, 14719, 14883, 15796, 16155, 16236, 19745, 19844, 20295, 21540, 21780, 23694, 24805, 27060, 29438, 29766, 32310, 35541, 39490, 40590, 43439, 44157, 44649, 47388, 49610, 58876, 59235, 59532, 64620, 71082, 73595, 74415, 78980, 81180, 86878, 88314, 89298, 99220, 118470, 130317, 132471, 142164, 147190, 148830, 161909, 173756, 176628, 177705, 178596, 217195, 220785, 223245, 236940, 260634, 264942, 294380, 297660, 323818, 355410, 390951, 434390, 441570, 446490, 485727, 521268, 529884, 647636, 651585, 662355, 710820, 781902, 809545, 868780, 883140, 892980, 971454, 1303170, 1324710, 1457181, 1563804, 1619090, 1780999, 1942908, 1954755, 2428635, 2606340, 2649420, 2914362, 3238180, 3561998, 3909510, 4857270, 5342997, 5828724, 7123996, 7285905, 7819020, 8904995, 9714540, 10685994, 14571810, 16028991, 17809990, 21371988, 26714985, 29143620, 32057982, 35619980, 53429970, 64115964, 80144955, 106859940, 160289910, 320579820]

約数ペア:

[(1, 320579820), (2, 160289910), (3, 106859940), (4, 80144955), (5, 64115964), (6, 53429970), (9, 35619980), (10, 32057982), (11, 29143620), (12, 26714985), (15, 21371988), (18, 17809990), (20, 16028991), (22, 14571810), (30, 10685994), (33, 9714540), (36, 8904995), (41, 7819020), (44, 7285905), (45, 7123996), (55, 5828724), (60, 5342997), (66, 4857270), (82, 3909510), (90, 3561998), (99, 3238180), (110, 2914362), (121, 2649420), (123, 2606340), (132, 2428635), (164, 1954755), (165, 1942908), (180, 1780999), (198, 1619090), (205, 1563804), (220, 1457181), (242, 1324710), (246, 1303170), (330, 971454), (359, 892980), (363, 883140), (369, 868780), (396, 809545), (410, 781902), (451, 710820), (484, 662355), (492, 651585), (495, 647636), (605, 529884), (615, 521268), (660, 485727), (718, 446490), (726, 441570), (738, 434390), (820, 390951), (902, 355410), (990, 323818), (1077, 297660), (1089, 294380), (1210, 264942), (1230, 260634), (1353, 236940), (1436, 223245), (1452, 220785), (1476, 217195), (1795, 178596), (1804, 177705), (1815, 176628), (1845, 173756), (1980, 161909), (2154, 148830), (2178, 147190), (2255, 142164), (2420, 132471), (2460, 130317), (2706, 118470), (3231, 99220), (3590, 89298), (3630, 88314), (3690, 86878), (3949, 81180), (4059, 78980), (4308, 74415), (4356, 73595), (4510, 71082), (4961, 64620), (5385, 59532), (5412, 59235), (5445, 58876), (6462, 49610), (6765, 47388), (7180, 44649), (7260, 44157), (7380, 43439), (7898, 40590), (8118, 39490), (9020, 35541), (9922, 32310), (10770, 29766), (10890, 29438), (11847, 27060), (12924, 24805), (13530, 23694), (14719, 21780), (14883, 21540), (15796, 20295), (16155, 19844), (16236, 19745)]