18054400

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:77

約数の個数: 216

約数和(自身を含む): 56774144

約数和(自身を除く): 38719744

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 31, 32, 35, 40, 50, 52, 56, 62, 64, 65, 70, 80, 91, 100, 104, 112, 124, 128, 130, 140, 155, 160, 175, 182, 200, 208, 217, 224, 248, 256, 260, 280, 310, 320, 325, 350, 364, 400, 403, 416, 434, 448, 455, 496, 520, 560, 620, 640, 650, 700, 728, 775, 800, 806, 832, 868, 896, 910, 992, 1040, 1085, 1120, 1240, 1280, 1300, 1400, 1456, 1550, 1600, 1612, 1664, 1736, 1792, 1820, 1984, 2015, 2080, 2170, 2240, 2275, 2480, 2600, 2800, 2821, 2912, 3100, 3200, 3224, 3328, 3472, 3640, 3968, 4030, 4160, 4340, 4480, 4550, 4960, 5200, 5425, 5600, 5642, 5824, 6200, 6400, 6448, 6944, 7280, 7936, 8060, 8320, 8680, 8960, 9100, 9920, 10075, 10400, 10850, 11200, 11284, 11648, 12400, 12896, 13888, 14105, 14560, 16120, 16640, 17360, 18200, 19840, 20150, 20800, 21700, 22400, 22568, 23296, 24800, 25792, 27776, 28210, 29120, 32240, 34720, 36400, 39680, 40300, 41600, 43400, 44800, 45136, 49600, 51584, 55552, 56420, 58240, 64480, 69440, 70525, 72800, 80600, 83200, 86800, 90272, 99200, 103168, 112840, 116480, 128960, 138880, 141050, 145600, 161200, 173600, 180544, 198400, 225680, 257920, 277760, 282100, 291200, 322400, 347200, 361088, 451360, 515840, 564200, 582400, 644800, 694400, 722176, 902720, 1128400, 1289600, 1388800, 1805440, 2256800, 2579200, 3610880, 4513600, 9027200, 18054400]

約数ペア:

[(1, 18054400), (2, 9027200), (4, 4513600), (5, 3610880), (7, 2579200), (8, 2256800), (10, 1805440), (13, 1388800), (14, 1289600), (16, 1128400), (20, 902720), (25, 722176), (26, 694400), (28, 644800), (31, 582400), (32, 564200), (35, 515840), (40, 451360), (50, 361088), (52, 347200), (56, 322400), (62, 291200), (64, 282100), (65, 277760), (70, 257920), (80, 225680), (91, 198400), (100, 180544), (104, 173600), (112, 161200), (124, 145600), (128, 141050), (130, 138880), (140, 128960), (155, 116480), (160, 112840), (175, 103168), (182, 99200), (200, 90272), (208, 86800), (217, 83200), (224, 80600), (248, 72800), (256, 70525), (260, 69440), (280, 64480), (310, 58240), (320, 56420), (325, 55552), (350, 51584), (364, 49600), (400, 45136), (403, 44800), (416, 43400), (434, 41600), (448, 40300), (455, 39680), (496, 36400), (520, 34720), (560, 32240), (620, 29120), (640, 28210), (650, 27776), (700, 25792), (728, 24800), (775, 23296), (800, 22568), (806, 22400), (832, 21700), (868, 20800), (896, 20150), (910, 19840), (992, 18200), (1040, 17360), (1085, 16640), (1120, 16120), (1240, 14560), (1280, 14105), (1300, 13888), (1400, 12896), (1456, 12400), (1550, 11648), (1600, 11284), (1612, 11200), (1664, 10850), (1736, 10400), (1792, 10075), (1820, 9920), (1984, 9100), (2015, 8960), (2080, 8680), (2170, 8320), (2240, 8060), (2275, 7936), (2480, 7280), (2600, 6944), (2800, 6448), (2821, 6400), (2912, 6200), (3100, 5824), (3200, 5642), (3224, 5600), (3328, 5425), (3472, 5200), (3640, 4960), (3968, 4550), (4030, 4480), (4160, 4340)]