16138980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 288

約数和(自身を含む): 62563200

約数和(自身を除く): 46424220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 19, 20, 22, 26, 27, 30, 33, 36, 38, 39, 44, 45, 52, 54, 55, 57, 60, 65, 66, 76, 78, 90, 95, 99, 108, 110, 114, 117, 121, 130, 132, 135, 143, 156, 165, 171, 180, 190, 195, 198, 209, 220, 228, 234, 242, 247, 260, 270, 285, 286, 297, 330, 342, 351, 363, 380, 390, 396, 418, 429, 468, 484, 494, 495, 513, 540, 570, 572, 585, 594, 605, 627, 660, 684, 702, 715, 726, 741, 780, 836, 855, 858, 988, 990, 1026, 1045, 1089, 1140, 1170, 1188, 1210, 1235, 1254, 1287, 1404, 1430, 1452, 1482, 1485, 1573, 1710, 1716, 1755, 1815, 1881, 1980, 2052, 2090, 2145, 2178, 2223, 2299, 2340, 2420, 2470, 2508, 2565, 2574, 2717, 2860, 2964, 2970, 3135, 3146, 3267, 3420, 3510, 3630, 3705, 3762, 3861, 4180, 4290, 4356, 4446, 4598, 4719, 4940, 5130, 5148, 5434, 5445, 5643, 5940, 6270, 6292, 6435, 6534, 6669, 6897, 7020, 7260, 7410, 7524, 7722, 7865, 8151, 8580, 8892, 9196, 9405, 9438, 10260, 10868, 10890, 11115, 11286, 11495, 12540, 12870, 13068, 13338, 13585, 13794, 14157, 14820, 15444, 15730, 16302, 16335, 18810, 18876, 19305, 20691, 21780, 22230, 22572, 22990, 23595, 24453, 25740, 26676, 27170, 27588, 28215, 28314, 29887, 31460, 32604, 32670, 33345, 34485, 37620, 38610, 40755, 41382, 42471, 44460, 45980, 47190, 48906, 54340, 56430, 56628, 59774, 62073, 65340, 66690, 68970, 70785, 73359, 77220, 81510, 82764, 84942, 89661, 94380, 97812, 103455, 112860, 119548, 122265, 124146, 133380, 137940, 141570, 146718, 149435, 163020, 169884, 179322, 206910, 212355, 244530, 248292, 268983, 283140, 293436, 298870, 310365, 358644, 366795, 413820, 424710, 448305, 489060, 537966, 597740, 620730, 733590, 806949, 849420, 896610, 1075932, 1241460, 1344915, 1467180, 1613898, 1793220, 2689830, 3227796, 4034745, 5379660, 8069490, 16138980]

約数ペア:

[(1, 16138980), (2, 8069490), (3, 5379660), (4, 4034745), (5, 3227796), (6, 2689830), (9, 1793220), (10, 1613898), (11, 1467180), (12, 1344915), (13, 1241460), (15, 1075932), (18, 896610), (19, 849420), (20, 806949), (22, 733590), (26, 620730), (27, 597740), (30, 537966), (33, 489060), (36, 448305), (38, 424710), (39, 413820), (44, 366795), (45, 358644), (52, 310365), (54, 298870), (55, 293436), (57, 283140), (60, 268983), (65, 248292), (66, 244530), (76, 212355), (78, 206910), (90, 179322), (95, 169884), (99, 163020), (108, 149435), (110, 146718), (114, 141570), (117, 137940), (121, 133380), (130, 124146), (132, 122265), (135, 119548), (143, 112860), (156, 103455), (165, 97812), (171, 94380), (180, 89661), (190, 84942), (195, 82764), (198, 81510), (209, 77220), (220, 73359), (228, 70785), (234, 68970), (242, 66690), (247, 65340), (260, 62073), (270, 59774), (285, 56628), (286, 56430), (297, 54340), (330, 48906), (342, 47190), (351, 45980), (363, 44460), (380, 42471), (390, 41382), (396, 40755), (418, 38610), (429, 37620), (468, 34485), (484, 33345), (494, 32670), (495, 32604), (513, 31460), (540, 29887), (570, 28314), (572, 28215), (585, 27588), (594, 27170), (605, 26676), (627, 25740), (660, 24453), (684, 23595), (702, 22990), (715, 22572), (726, 22230), (741, 21780), (780, 20691), (836, 19305), (855, 18876), (858, 18810), (988, 16335), (990, 16302), (1026, 15730), (1045, 15444), (1089, 14820), (1140, 14157), (1170, 13794), (1188, 13585), (1210, 13338), (1235, 13068), (1254, 12870), (1287, 12540), (1404, 11495), (1430, 11286), (1452, 11115), (1482, 10890), (1485, 10868), (1573, 10260), (1710, 9438), (1716, 9405), (1755, 9196), (1815, 8892), (1881, 8580), (1980, 8151), (2052, 7865), (2090, 7722), (2145, 7524), (2178, 7410), (2223, 7260), (2299, 7020), (2340, 6897), (2420, 6669), (2470, 6534), (2508, 6435), (2565, 6292), (2574, 6270), (2717, 5940), (2860, 5643), (2964, 5445), (2970, 5434), (3135, 5148), (3146, 5130), (3267, 4940), (3420, 4719), (3510, 4598), (3630, 4446), (3705, 4356), (3762, 4290), (3861, 4180)]