388962720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15889}}^1$

素因数の和:15927

約数の個数: 144

約数和(自身を含む): 1405502280

約数和(自身を除く): 1016539560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 12240, 15889, 24480, 31778, 47667, 63556, 79445, 95334, 127112, 143001, 158890, 190668, 238335, 254224, 270113, 286002, 317780, 381336, 476670, 508448, 540226, 572004, 635560, 715005, 762672, 810339, 953340, 1080452, 1144008, 1271120, 1350565, 1430010, 1525344, 1620678, 1906680, 2160904, 2288016, 2431017, 2542240, 2701130, 2860020, 3241356, 3813360, 4051695, 4321808, 4576032, 4862034, 5402260, 5720040, 6482712, 7626720, 8103390, 8643616, 9724068, 10804520, 11440080, 12155085, 12965424, 16206780, 19448136, 21609040, 22880160, 24310170, 25930848, 32413560, 38896272, 43218080, 48620340, 64827120, 77792544, 97240680, 129654240, 194481360, 388962720]

約数ペア:

[(1, 388962720), (2, 194481360), (3, 129654240), (4, 97240680), (5, 77792544), (6, 64827120), (8, 48620340), (9, 43218080), (10, 38896272), (12, 32413560), (15, 25930848), (16, 24310170), (17, 22880160), (18, 21609040), (20, 19448136), (24, 16206780), (30, 12965424), (32, 12155085), (34, 11440080), (36, 10804520), (40, 9724068), (45, 8643616), (48, 8103390), (51, 7626720), (60, 6482712), (68, 5720040), (72, 5402260), (80, 4862034), (85, 4576032), (90, 4321808), (96, 4051695), (102, 3813360), (120, 3241356), (136, 2860020), (144, 2701130), (153, 2542240), (160, 2431017), (170, 2288016), (180, 2160904), (204, 1906680), (240, 1620678), (255, 1525344), (272, 1430010), (288, 1350565), (306, 1271120), (340, 1144008), (360, 1080452), (408, 953340), (480, 810339), (510, 762672), (544, 715005), (612, 635560), (680, 572004), (720, 540226), (765, 508448), (816, 476670), (1020, 381336), (1224, 317780), (1360, 286002), (1440, 270113), (1530, 254224), (1632, 238335), (2040, 190668), (2448, 158890), (2720, 143001), (3060, 127112), (4080, 95334), (4896, 79445), (6120, 63556), (8160, 47667), (12240, 31778), (15889, 24480)]