18188010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 128

約数和(自身を含む): 52254720

約数和(自身を除く): 34066710

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 41, 45, 53, 54, 62, 82, 90, 93, 106, 123, 135, 155, 159, 186, 205, 246, 265, 270, 279, 310, 318, 369, 410, 465, 477, 530, 558, 615, 738, 795, 837, 930, 954, 1107, 1230, 1271, 1395, 1431, 1590, 1643, 1674, 1845, 2173, 2214, 2385, 2542, 2790, 2862, 3286, 3690, 3813, 4185, 4346, 4770, 4929, 5535, 6355, 6519, 7155, 7626, 8215, 8370, 9858, 10865, 11070, 11439, 12710, 13038, 14310, 14787, 16430, 19065, 19557, 21730, 22878, 24645, 29574, 32595, 34317, 38130, 39114, 44361, 49290, 57195, 58671, 65190, 67363, 68634, 73935, 88722, 97785, 114390, 117342, 134726, 147870, 171585, 195570, 202089, 221805, 293355, 336815, 343170, 404178, 443610, 586710, 606267, 673630, 1010445, 1212534, 1818801, 2020890, 3031335, 3637602, 6062670, 9094005, 18188010]

約数ペア:

[(1, 18188010), (2, 9094005), (3, 6062670), (5, 3637602), (6, 3031335), (9, 2020890), (10, 1818801), (15, 1212534), (18, 1010445), (27, 673630), (30, 606267), (31, 586710), (41, 443610), (45, 404178), (53, 343170), (54, 336815), (62, 293355), (82, 221805), (90, 202089), (93, 195570), (106, 171585), (123, 147870), (135, 134726), (155, 117342), (159, 114390), (186, 97785), (205, 88722), (246, 73935), (265, 68634), (270, 67363), (279, 65190), (310, 58671), (318, 57195), (369, 49290), (410, 44361), (465, 39114), (477, 38130), (530, 34317), (558, 32595), (615, 29574), (738, 24645), (795, 22878), (837, 21730), (930, 19557), (954, 19065), (1107, 16430), (1230, 14787), (1271, 14310), (1395, 13038), (1431, 12710), (1590, 11439), (1643, 11070), (1674, 10865), (1845, 9858), (2173, 8370), (2214, 8215), (2385, 7626), (2542, 7155), (2790, 6519), (2862, 6355), (3286, 5535), (3690, 4929), (3813, 4770), (4185, 4346)]