18204960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 192

約数和(自身を含む): 64012032

約数和(自身を除く): 45807072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 32, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 96, 97, 102, 115, 120, 136, 138, 160, 170, 184, 194, 204, 230, 240, 255, 272, 276, 291, 340, 345, 368, 388, 391, 408, 460, 480, 485, 510, 544, 552, 582, 680, 690, 736, 776, 782, 816, 920, 970, 1020, 1104, 1164, 1173, 1360, 1380, 1455, 1552, 1564, 1632, 1649, 1840, 1940, 1955, 2040, 2208, 2231, 2328, 2346, 2720, 2760, 2910, 3104, 3128, 3298, 3680, 3880, 3910, 4080, 4462, 4656, 4692, 4947, 5520, 5820, 5865, 6256, 6596, 6693, 7760, 7820, 8160, 8245, 8924, 9312, 9384, 9894, 11040, 11155, 11640, 11730, 12512, 13192, 13386, 15520, 15640, 16490, 17848, 18768, 19788, 22310, 23280, 23460, 24735, 26384, 26772, 31280, 32980, 33465, 35696, 37536, 37927, 39576, 44620, 46560, 46920, 49470, 52768, 53544, 62560, 65960, 66930, 71392, 75854, 79152, 89240, 93840, 98940, 107088, 113781, 131920, 133860, 151708, 158304, 178480, 187680, 189635, 197880, 214176, 227562, 263840, 267720, 303416, 356960, 379270, 395760, 455124, 535440, 568905, 606832, 758540, 791520, 910248, 1070880, 1137810, 1213664, 1517080, 1820496, 2275620, 3034160, 3640992, 4551240, 6068320, 9102480, 18204960]

約数ペア:

[(1, 18204960), (2, 9102480), (3, 6068320), (4, 4551240), (5, 3640992), (6, 3034160), (8, 2275620), (10, 1820496), (12, 1517080), (15, 1213664), (16, 1137810), (17, 1070880), (20, 910248), (23, 791520), (24, 758540), (30, 606832), (32, 568905), (34, 535440), (40, 455124), (46, 395760), (48, 379270), (51, 356960), (60, 303416), (68, 267720), (69, 263840), (80, 227562), (85, 214176), (92, 197880), (96, 189635), (97, 187680), (102, 178480), (115, 158304), (120, 151708), (136, 133860), (138, 131920), (160, 113781), (170, 107088), (184, 98940), (194, 93840), (204, 89240), (230, 79152), (240, 75854), (255, 71392), (272, 66930), (276, 65960), (291, 62560), (340, 53544), (345, 52768), (368, 49470), (388, 46920), (391, 46560), (408, 44620), (460, 39576), (480, 37927), (485, 37536), (510, 35696), (544, 33465), (552, 32980), (582, 31280), (680, 26772), (690, 26384), (736, 24735), (776, 23460), (782, 23280), (816, 22310), (920, 19788), (970, 18768), (1020, 17848), (1104, 16490), (1164, 15640), (1173, 15520), (1360, 13386), (1380, 13192), (1455, 12512), (1552, 11730), (1564, 11640), (1632, 11155), (1649, 11040), (1840, 9894), (1940, 9384), (1955, 9312), (2040, 8924), (2208, 8245), (2231, 8160), (2328, 7820), (2346, 7760), (2720, 6693), (2760, 6596), (2910, 6256), (3104, 5865), (3128, 5820), (3298, 5520), (3680, 4947), (3880, 4692), (3910, 4656), (4080, 4462)]