28209870

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1$

素因数の和:101

約数の個数: 192

約数和(自身を含む): 88058880

約数和(自身を除く): 59849010

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 27, 30, 38, 39, 45, 47, 54, 57, 65, 78, 81, 90, 94, 95, 114, 117, 130, 135, 141, 162, 171, 190, 195, 234, 235, 243, 247, 270, 282, 285, 342, 351, 390, 405, 423, 470, 486, 494, 513, 570, 585, 611, 702, 705, 741, 810, 846, 855, 893, 1026, 1053, 1170, 1215, 1222, 1235, 1269, 1410, 1482, 1539, 1710, 1755, 1786, 1833, 2106, 2115, 2223, 2430, 2470, 2538, 2565, 2679, 3055, 3078, 3159, 3510, 3666, 3705, 3807, 4230, 4446, 4465, 4617, 5130, 5265, 5358, 5499, 6110, 6318, 6345, 6669, 7410, 7614, 7695, 8037, 8930, 9165, 9234, 10530, 10998, 11115, 11421, 11609, 12690, 13338, 13395, 15390, 15795, 16074, 16497, 18330, 19035, 20007, 22230, 22842, 23085, 23218, 24111, 26790, 27495, 31590, 32994, 33345, 34827, 38070, 40014, 40185, 46170, 48222, 49491, 54990, 57105, 58045, 60021, 66690, 69654, 72333, 80370, 82485, 98982, 100035, 104481, 114210, 116090, 120042, 120555, 144666, 148473, 164970, 174135, 200070, 208962, 216999, 241110, 247455, 296946, 300105, 313443, 348270, 361665, 433998, 494910, 522405, 600210, 626886, 723330, 742365, 940329, 1044810, 1084995, 1484730, 1567215, 1880658, 2169990, 2820987, 3134430, 4701645, 5641974, 9403290, 14104935, 28209870]

約数ペア:

[(1, 28209870), (2, 14104935), (3, 9403290), (5, 5641974), (6, 4701645), (9, 3134430), (10, 2820987), (13, 2169990), (15, 1880658), (18, 1567215), (19, 1484730), (26, 1084995), (27, 1044810), (30, 940329), (38, 742365), (39, 723330), (45, 626886), (47, 600210), (54, 522405), (57, 494910), (65, 433998), (78, 361665), (81, 348270), (90, 313443), (94, 300105), (95, 296946), (114, 247455), (117, 241110), (130, 216999), (135, 208962), (141, 200070), (162, 174135), (171, 164970), (190, 148473), (195, 144666), (234, 120555), (235, 120042), (243, 116090), (247, 114210), (270, 104481), (282, 100035), (285, 98982), (342, 82485), (351, 80370), (390, 72333), (405, 69654), (423, 66690), (470, 60021), (486, 58045), (494, 57105), (513, 54990), (570, 49491), (585, 48222), (611, 46170), (702, 40185), (705, 40014), (741, 38070), (810, 34827), (846, 33345), (855, 32994), (893, 31590), (1026, 27495), (1053, 26790), (1170, 24111), (1215, 23218), (1222, 23085), (1235, 22842), (1269, 22230), (1410, 20007), (1482, 19035), (1539, 18330), (1710, 16497), (1755, 16074), (1786, 15795), (1833, 15390), (2106, 13395), (2115, 13338), (2223, 12690), (2430, 11609), (2470, 11421), (2538, 11115), (2565, 10998), (2679, 10530), (3055, 9234), (3078, 9165), (3159, 8930), (3510, 8037), (3666, 7695), (3705, 7614), (3807, 7410), (4230, 6669), (4446, 6345), (4465, 6318), (4617, 6110), (5130, 5499), (5265, 5358)]