18244980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:167

約数の個数: 192

約数和(自身を含む): 64350720

約数和(自身を除く): 46105740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 60, 65, 69, 78, 90, 92, 108, 113, 115, 117, 130, 135, 138, 156, 180, 195, 207, 226, 230, 234, 260, 270, 276, 299, 339, 345, 351, 390, 414, 452, 460, 468, 540, 565, 585, 598, 621, 678, 690, 702, 780, 828, 897, 1017, 1035, 1130, 1170, 1196, 1242, 1356, 1380, 1404, 1469, 1495, 1695, 1755, 1794, 2034, 2070, 2260, 2340, 2484, 2599, 2691, 2938, 2990, 3051, 3105, 3390, 3510, 3588, 4068, 4140, 4407, 4485, 5085, 5198, 5382, 5876, 5980, 6102, 6210, 6780, 7020, 7345, 7797, 8073, 8814, 8970, 10170, 10396, 10764, 12204, 12420, 12995, 13221, 13455, 14690, 15255, 15594, 16146, 17628, 17940, 20340, 22035, 23391, 25990, 26442, 26910, 29380, 30510, 31188, 32292, 33787, 38985, 39663, 40365, 44070, 46782, 51980, 52884, 53820, 61020, 66105, 67574, 70173, 77970, 79326, 80730, 88140, 93564, 101361, 116955, 132210, 135148, 140346, 155940, 158652, 161460, 168935, 198315, 202722, 233910, 264420, 280692, 304083, 337870, 350865, 396630, 405444, 467820, 506805, 608166, 675740, 701730, 793260, 912249, 1013610, 1216332, 1403460, 1520415, 1824498, 2027220, 3040830, 3648996, 4561245, 6081660, 9122490, 18244980]

約数ペア:

[(1, 18244980), (2, 9122490), (3, 6081660), (4, 4561245), (5, 3648996), (6, 3040830), (9, 2027220), (10, 1824498), (12, 1520415), (13, 1403460), (15, 1216332), (18, 1013610), (20, 912249), (23, 793260), (26, 701730), (27, 675740), (30, 608166), (36, 506805), (39, 467820), (45, 405444), (46, 396630), (52, 350865), (54, 337870), (60, 304083), (65, 280692), (69, 264420), (78, 233910), (90, 202722), (92, 198315), (108, 168935), (113, 161460), (115, 158652), (117, 155940), (130, 140346), (135, 135148), (138, 132210), (156, 116955), (180, 101361), (195, 93564), (207, 88140), (226, 80730), (230, 79326), (234, 77970), (260, 70173), (270, 67574), (276, 66105), (299, 61020), (339, 53820), (345, 52884), (351, 51980), (390, 46782), (414, 44070), (452, 40365), (460, 39663), (468, 38985), (540, 33787), (565, 32292), (585, 31188), (598, 30510), (621, 29380), (678, 26910), (690, 26442), (702, 25990), (780, 23391), (828, 22035), (897, 20340), (1017, 17940), (1035, 17628), (1130, 16146), (1170, 15594), (1196, 15255), (1242, 14690), (1356, 13455), (1380, 13221), (1404, 12995), (1469, 12420), (1495, 12204), (1695, 10764), (1755, 10396), (1794, 10170), (2034, 8970), (2070, 8814), (2260, 8073), (2340, 7797), (2484, 7345), (2599, 7020), (2691, 6780), (2938, 6210), (2990, 6102), (3051, 5980), (3105, 5876), (3390, 5382), (3510, 5198), (3588, 5085), (4068, 4485), (4140, 4407)]