71809740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2333}}^1$

素因数の和:2373

約数の個数: 120

約数和(自身を含む): 237227760

約数和(自身を除く): 165418020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 513, 540, 570, 684, 810, 855, 1026, 1140, 1539, 1620, 1710, 2052, 2333, 2565, 3078, 3420, 4666, 5130, 6156, 6999, 7695, 9332, 10260, 11665, 13998, 15390, 20997, 23330, 27996, 30780, 34995, 41994, 44327, 46660, 62991, 69990, 83988, 88654, 104985, 125982, 132981, 139980, 177308, 188973, 209970, 221635, 251964, 265962, 314955, 377946, 398943, 419940, 443270, 531924, 629910, 664905, 755892, 797886, 886540, 944865, 1196829, 1259820, 1329810, 1595772, 1889730, 1994715, 2393658, 2659620, 3590487, 3779460, 3989430, 4787316, 5984145, 7180974, 7978860, 11968290, 14361948, 17952435, 23936580, 35904870, 71809740]

約数ペア:

[(1, 71809740), (2, 35904870), (3, 23936580), (4, 17952435), (5, 14361948), (6, 11968290), (9, 7978860), (10, 7180974), (12, 5984145), (15, 4787316), (18, 3989430), (19, 3779460), (20, 3590487), (27, 2659620), (30, 2393658), (36, 1994715), (38, 1889730), (45, 1595772), (54, 1329810), (57, 1259820), (60, 1196829), (76, 944865), (81, 886540), (90, 797886), (95, 755892), (108, 664905), (114, 629910), (135, 531924), (162, 443270), (171, 419940), (180, 398943), (190, 377946), (228, 314955), (270, 265962), (285, 251964), (324, 221635), (342, 209970), (380, 188973), (405, 177308), (513, 139980), (540, 132981), (570, 125982), (684, 104985), (810, 88654), (855, 83988), (1026, 69990), (1140, 62991), (1539, 46660), (1620, 44327), (1710, 41994), (2052, 34995), (2333, 30780), (2565, 27996), (3078, 23330), (3420, 20997), (4666, 15390), (5130, 13998), (6156, 11665), (6999, 10260), (7695, 9332)]