57281580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1901

約数の個数: 120

約数和(自身を含む): 189253680

約数和(自身を除く): 131972100

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, 1861, 2052, 2565, 3078, 3420, 3722, 5130, 5583, 6156, 7444, 7695, 9305, 10260, 11166, 15390, 16749, 18610, 22332, 27915, 30780, 33498, 35359, 37220, 50247, 55830, 66996, 70718, 83745, 100494, 106077, 111660, 141436, 150741, 167490, 176795, 200988, 212154, 251235, 301482, 318231, 334980, 353590, 424308, 502470, 530385, 602964, 636462, 707180, 753705, 954693, 1004940, 1060770, 1272924, 1507410, 1591155, 1909386, 2121540, 2864079, 3014820, 3182310, 3818772, 4773465, 5728158, 6364620, 9546930, 11456316, 14320395, 19093860, 28640790, 57281580]

約数ペア:

[(1, 57281580), (2, 28640790), (3, 19093860), (4, 14320395), (5, 11456316), (6, 9546930), (9, 6364620), (10, 5728158), (12, 4773465), (15, 3818772), (18, 3182310), (19, 3014820), (20, 2864079), (27, 2121540), (30, 1909386), (36, 1591155), (38, 1507410), (45, 1272924), (54, 1060770), (57, 1004940), (60, 954693), (76, 753705), (81, 707180), (90, 636462), (95, 602964), (108, 530385), (114, 502470), (135, 424308), (162, 353590), (171, 334980), (180, 318231), (190, 301482), (228, 251235), (270, 212154), (285, 200988), (324, 176795), (342, 167490), (380, 150741), (405, 141436), (513, 111660), (540, 106077), (570, 100494), (684, 83745), (810, 70718), (855, 66996), (1026, 55830), (1140, 50247), (1539, 37220), (1620, 35359), (1710, 33498), (1861, 30780), (2052, 27915), (2565, 22332), (3078, 18610), (3420, 16749), (3722, 15390), (5130, 11166), (5583, 10260), (6156, 9305), (7444, 7695)]