18459210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 128

約数和(自身を含む): 56567808

約数和(自身を除く): 38108598

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 61, 66, 70, 77, 105, 110, 122, 131, 154, 165, 183, 210, 231, 262, 305, 330, 366, 385, 393, 427, 462, 610, 655, 671, 770, 786, 854, 915, 917, 1155, 1281, 1310, 1342, 1441, 1830, 1834, 1965, 2013, 2135, 2310, 2562, 2751, 2882, 3355, 3930, 4026, 4270, 4323, 4585, 4697, 5502, 6405, 6710, 7205, 7991, 8646, 9170, 9394, 10065, 10087, 12810, 13755, 14091, 14410, 15982, 20130, 20174, 21615, 23485, 23973, 27510, 28182, 30261, 39955, 43230, 46970, 47946, 50435, 55937, 60522, 70455, 79910, 87901, 100870, 111874, 119865, 140910, 151305, 167811, 175802, 239730, 263703, 279685, 302610, 335622, 439505, 527406, 559370, 615307, 839055, 879010, 1230614, 1318515, 1678110, 1845921, 2637030, 3076535, 3691842, 6153070, 9229605, 18459210]

約数ペア:

[(1, 18459210), (2, 9229605), (3, 6153070), (5, 3691842), (6, 3076535), (7, 2637030), (10, 1845921), (11, 1678110), (14, 1318515), (15, 1230614), (21, 879010), (22, 839055), (30, 615307), (33, 559370), (35, 527406), (42, 439505), (55, 335622), (61, 302610), (66, 279685), (70, 263703), (77, 239730), (105, 175802), (110, 167811), (122, 151305), (131, 140910), (154, 119865), (165, 111874), (183, 100870), (210, 87901), (231, 79910), (262, 70455), (305, 60522), (330, 55937), (366, 50435), (385, 47946), (393, 46970), (427, 43230), (462, 39955), (610, 30261), (655, 28182), (671, 27510), (770, 23973), (786, 23485), (854, 21615), (915, 20174), (917, 20130), (1155, 15982), (1281, 14410), (1310, 14091), (1342, 13755), (1441, 12810), (1830, 10087), (1834, 10065), (1965, 9394), (2013, 9170), (2135, 8646), (2310, 7991), (2562, 7205), (2751, 6710), (2882, 6405), (3355, 5502), (3930, 4697), (4026, 4585), (4270, 4323)]