68018940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{347}}^1$

素因数の和:390

約数の個数: 180

約数和(自身を含む): 235215288

約数和(自身を除く): 167196348

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, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 270, 297, 324, 330, 347, 363, 396, 405, 484, 495, 540, 594, 605, 660, 694, 726, 810, 891, 990, 1041, 1089, 1188, 1210, 1388, 1452, 1485, 1620, 1735, 1782, 1815, 1980, 2082, 2178, 2420, 2970, 3123, 3267, 3470, 3564, 3630, 3817, 4164, 4356, 4455, 5205, 5445, 5940, 6246, 6534, 6940, 7260, 7634, 8910, 9369, 9801, 10410, 10890, 11451, 12492, 13068, 15268, 15615, 16335, 17820, 18738, 19085, 19602, 20820, 21780, 22902, 28107, 31230, 32670, 34353, 37476, 38170, 39204, 41987, 45804, 46845, 49005, 56214, 57255, 62460, 65340, 68706, 76340, 83974, 93690, 98010, 103059, 112428, 114510, 125961, 137412, 140535, 167948, 171765, 187380, 196020, 206118, 209935, 229020, 251922, 281070, 309177, 343530, 377883, 412236, 419870, 503844, 515295, 562140, 618354, 629805, 687060, 755766, 839740, 1030590, 1133649, 1236708, 1259610, 1511532, 1545885, 1889415, 2061180, 2267298, 2519220, 3091770, 3400947, 3778830, 4534596, 5668245, 6183540, 6801894, 7557660, 11336490, 13603788, 17004735, 22672980, 34009470, 68018940]

約数ペア:

[(1, 68018940), (2, 34009470), (3, 22672980), (4, 17004735), (5, 13603788), (6, 11336490), (9, 7557660), (10, 6801894), (11, 6183540), (12, 5668245), (15, 4534596), (18, 3778830), (20, 3400947), (22, 3091770), (27, 2519220), (30, 2267298), (33, 2061180), (36, 1889415), (44, 1545885), (45, 1511532), (54, 1259610), (55, 1236708), (60, 1133649), (66, 1030590), (81, 839740), (90, 755766), (99, 687060), (108, 629805), (110, 618354), (121, 562140), (132, 515295), (135, 503844), (162, 419870), (165, 412236), (180, 377883), (198, 343530), (220, 309177), (242, 281070), (270, 251922), (297, 229020), (324, 209935), (330, 206118), (347, 196020), (363, 187380), (396, 171765), (405, 167948), (484, 140535), (495, 137412), (540, 125961), (594, 114510), (605, 112428), (660, 103059), (694, 98010), (726, 93690), (810, 83974), (891, 76340), (990, 68706), (1041, 65340), (1089, 62460), (1188, 57255), (1210, 56214), (1388, 49005), (1452, 46845), (1485, 45804), (1620, 41987), (1735, 39204), (1782, 38170), (1815, 37476), (1980, 34353), (2082, 32670), (2178, 31230), (2420, 28107), (2970, 22902), (3123, 21780), (3267, 20820), (3470, 19602), (3564, 19085), (3630, 18738), (3817, 17820), (4164, 16335), (4356, 15615), (4455, 15268), (5205, 13068), (5445, 12492), (5940, 11451), (6246, 10890), (6534, 10410), (6940, 9801), (7260, 9369), (7634, 8910)]