18385380

素因数分解:

$2^2\times 3^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1$

素因数の和:137

約数の個数: 168

約数和(自身を含む): 62983032

約数和(自身を除く): 44597652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 97, 108, 117, 130, 135, 156, 162, 180, 194, 195, 234, 243, 260, 270, 291, 324, 351, 388, 390, 405, 468, 485, 486, 540, 582, 585, 702, 729, 780, 810, 873, 970, 972, 1053, 1164, 1170, 1215, 1261, 1404, 1455, 1458, 1620, 1746, 1755, 1940, 2106, 2340, 2430, 2522, 2619, 2910, 2916, 3159, 3492, 3510, 3645, 3783, 4212, 4365, 4860, 5044, 5238, 5265, 5820, 6305, 6318, 7020, 7290, 7566, 7857, 8730, 9477, 10476, 10530, 11349, 12610, 12636, 13095, 14580, 15132, 15714, 15795, 17460, 18915, 18954, 21060, 22698, 23571, 25220, 26190, 31428, 31590, 34047, 37830, 37908, 39285, 45396, 47142, 47385, 52380, 56745, 63180, 68094, 70713, 75660, 78570, 94284, 94770, 102141, 113490, 117855, 136188, 141426, 157140, 170235, 189540, 204282, 226980, 235710, 282852, 306423, 340470, 353565, 408564, 471420, 510705, 612846, 680940, 707130, 919269, 1021410, 1225692, 1414260, 1532115, 1838538, 2042820, 3064230, 3677076, 4596345, 6128460, 9192690, 18385380]

約数ペア:

[(1, 18385380), (2, 9192690), (3, 6128460), (4, 4596345), (5, 3677076), (6, 3064230), (9, 2042820), (10, 1838538), (12, 1532115), (13, 1414260), (15, 1225692), (18, 1021410), (20, 919269), (26, 707130), (27, 680940), (30, 612846), (36, 510705), (39, 471420), (45, 408564), (52, 353565), (54, 340470), (60, 306423), (65, 282852), (78, 235710), (81, 226980), (90, 204282), (97, 189540), (108, 170235), (117, 157140), (130, 141426), (135, 136188), (156, 117855), (162, 113490), (180, 102141), (194, 94770), (195, 94284), (234, 78570), (243, 75660), (260, 70713), (270, 68094), (291, 63180), (324, 56745), (351, 52380), (388, 47385), (390, 47142), (405, 45396), (468, 39285), (485, 37908), (486, 37830), (540, 34047), (582, 31590), (585, 31428), (702, 26190), (729, 25220), (780, 23571), (810, 22698), (873, 21060), (970, 18954), (972, 18915), (1053, 17460), (1164, 15795), (1170, 15714), (1215, 15132), (1261, 14580), (1404, 13095), (1455, 12636), (1458, 12610), (1620, 11349), (1746, 10530), (1755, 10476), (1940, 9477), (2106, 8730), (2340, 7857), (2430, 7566), (2522, 7290), (2619, 7020), (2910, 6318), (2916, 6305), (3159, 5820), (3492, 5265), (3510, 5238), (3645, 5044), (3783, 4860), (4212, 4365)]