190450980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{367}}^1$

素因数の和:447

約数の個数: 144

約数和(自身を含む): 613912320

約数和(自身を除く): 423461340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 367, 372, 465, 540, 558, 620, 734, 837, 930, 961, 1101, 1116, 1395, 1468, 1674, 1835, 1860, 1922, 2202, 2790, 2883, 3303, 3348, 3670, 3844, 4185, 4404, 4805, 5505, 5580, 5766, 6606, 7340, 8370, 8649, 9610, 9909, 11010, 11377, 11532, 13212, 14415, 16515, 16740, 17298, 19220, 19818, 22020, 22754, 25947, 28830, 33030, 34131, 34596, 39636, 43245, 45508, 49545, 51894, 56885, 57660, 66060, 68262, 86490, 99090, 102393, 103788, 113770, 129735, 136524, 170655, 172980, 198180, 204786, 227540, 259470, 307179, 341310, 352687, 409572, 511965, 518940, 614358, 682620, 705374, 1023930, 1058061, 1228716, 1410748, 1535895, 1763435, 2047860, 2116122, 3071790, 3174183, 3526870, 4232244, 5290305, 6143580, 6348366, 7053740, 9522549, 10580610, 12696732, 15870915, 19045098, 21161220, 31741830, 38090196, 47612745, 63483660, 95225490, 190450980]

約数ペア:

[(1, 190450980), (2, 95225490), (3, 63483660), (4, 47612745), (5, 38090196), (6, 31741830), (9, 21161220), (10, 19045098), (12, 15870915), (15, 12696732), (18, 10580610), (20, 9522549), (27, 7053740), (30, 6348366), (31, 6143580), (36, 5290305), (45, 4232244), (54, 3526870), (60, 3174183), (62, 3071790), (90, 2116122), (93, 2047860), (108, 1763435), (124, 1535895), (135, 1410748), (155, 1228716), (180, 1058061), (186, 1023930), (270, 705374), (279, 682620), (310, 614358), (367, 518940), (372, 511965), (465, 409572), (540, 352687), (558, 341310), (620, 307179), (734, 259470), (837, 227540), (930, 204786), (961, 198180), (1101, 172980), (1116, 170655), (1395, 136524), (1468, 129735), (1674, 113770), (1835, 103788), (1860, 102393), (1922, 99090), (2202, 86490), (2790, 68262), (2883, 66060), (3303, 57660), (3348, 56885), (3670, 51894), (3844, 49545), (4185, 45508), (4404, 43245), (4805, 39636), (5505, 34596), (5580, 34131), (5766, 33030), (6606, 28830), (7340, 25947), (8370, 22754), (8649, 22020), (9610, 19818), (9909, 19220), (11010, 17298), (11377, 16740), (11532, 16515), (13212, 14415)]