400578480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10909}}^1$

素因数の和:10948

約数の個数: 160

約数和(自身を含む): 1461067200

約数和(自身を除く): 1060488720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 540, 612, 680, 720, 765, 816, 918, 1020, 1080, 1224, 1360, 1530, 1836, 2040, 2160, 2295, 2448, 3060, 3672, 4080, 4590, 6120, 7344, 9180, 10909, 12240, 18360, 21818, 32727, 36720, 43636, 54545, 65454, 87272, 98181, 109090, 130908, 163635, 174544, 185453, 196362, 218180, 261816, 294543, 327270, 370906, 392724, 436360, 490905, 523632, 556359, 589086, 654540, 741812, 785448, 872720, 927265, 981810, 1112718, 1178172, 1309080, 1472715, 1483624, 1570896, 1669077, 1854530, 1963620, 2225436, 2356344, 2618160, 2781795, 2945430, 2967248, 3338154, 3709060, 3927240, 4450872, 4712688, 5007231, 5563590, 5890860, 6676308, 7418120, 7854480, 8345385, 8901744, 10014462, 11127180, 11781720, 13352616, 14836240, 16690770, 20028924, 22254360, 23563440, 25036155, 26705232, 33381540, 40057848, 44508720, 50072310, 66763080, 80115696, 100144620, 133526160, 200289240, 400578480]

約数ペア:

[(1, 400578480), (2, 200289240), (3, 133526160), (4, 100144620), (5, 80115696), (6, 66763080), (8, 50072310), (9, 44508720), (10, 40057848), (12, 33381540), (15, 26705232), (16, 25036155), (17, 23563440), (18, 22254360), (20, 20028924), (24, 16690770), (27, 14836240), (30, 13352616), (34, 11781720), (36, 11127180), (40, 10014462), (45, 8901744), (48, 8345385), (51, 7854480), (54, 7418120), (60, 6676308), (68, 5890860), (72, 5563590), (80, 5007231), (85, 4712688), (90, 4450872), (102, 3927240), (108, 3709060), (120, 3338154), (135, 2967248), (136, 2945430), (144, 2781795), (153, 2618160), (170, 2356344), (180, 2225436), (204, 1963620), (216, 1854530), (240, 1669077), (255, 1570896), (270, 1483624), (272, 1472715), (306, 1309080), (340, 1178172), (360, 1112718), (408, 981810), (432, 927265), (459, 872720), (510, 785448), (540, 741812), (612, 654540), (680, 589086), (720, 556359), (765, 523632), (816, 490905), (918, 436360), (1020, 392724), (1080, 370906), (1224, 327270), (1360, 294543), (1530, 261816), (1836, 218180), (2040, 196362), (2160, 185453), (2295, 174544), (2448, 163635), (3060, 130908), (3672, 109090), (4080, 98181), (4590, 87272), (6120, 65454), (7344, 54545), (9180, 43636), (10909, 36720), (12240, 32727), (18360, 21818)]