21278400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:80

約数の個数: 336

約数和(自身を含む): 84661248

約数和(自身を除く): 63382848

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 25, 26, 30, 31, 32, 33, 39, 40, 44, 48, 50, 52, 55, 60, 62, 64, 65, 66, 75, 78, 80, 88, 93, 96, 100, 104, 110, 120, 124, 130, 132, 143, 150, 155, 156, 160, 165, 176, 186, 192, 195, 200, 208, 220, 240, 248, 260, 264, 275, 286, 300, 310, 312, 320, 325, 330, 341, 352, 372, 390, 400, 403, 416, 429, 440, 465, 480, 496, 520, 528, 550, 572, 600, 620, 624, 650, 660, 682, 704, 715, 744, 775, 780, 800, 806, 825, 832, 858, 880, 930, 960, 975, 992, 1023, 1040, 1056, 1100, 1144, 1200, 1209, 1240, 1248, 1300, 1320, 1364, 1430, 1488, 1550, 1560, 1600, 1612, 1650, 1705, 1716, 1760, 1860, 1950, 1984, 2015, 2046, 2080, 2112, 2145, 2200, 2288, 2325, 2400, 2418, 2480, 2496, 2600, 2640, 2728, 2860, 2976, 3100, 3120, 3224, 3300, 3410, 3432, 3520, 3575, 3720, 3900, 4030, 4092, 4160, 4290, 4400, 4433, 4576, 4650, 4800, 4836, 4960, 5115, 5200, 5280, 5456, 5720, 5952, 6045, 6200, 6240, 6448, 6600, 6820, 6864, 7150, 7440, 7800, 8060, 8184, 8525, 8580, 8800, 8866, 9152, 9300, 9672, 9920, 10075, 10230, 10400, 10560, 10725, 10912, 11440, 12090, 12400, 12480, 12896, 13200, 13299, 13640, 13728, 14300, 14880, 15600, 16120, 16368, 17050, 17160, 17600, 17732, 18600, 19344, 20150, 20460, 20800, 21450, 21824, 22165, 22880, 24180, 24800, 25575, 25792, 26400, 26598, 27280, 27456, 28600, 29760, 30225, 31200, 32240, 32736, 34100, 34320, 35464, 37200, 38688, 40300, 40920, 42900, 44330, 45760, 48360, 49600, 51150, 52800, 53196, 54560, 57200, 60450, 62400, 64480, 65472, 66495, 68200, 68640, 70928, 74400, 77376, 80600, 81840, 85800, 88660, 96720, 102300, 106392, 109120, 110825, 114400, 120900, 128960, 132990, 136400, 137280, 141856, 148800, 161200, 163680, 171600, 177320, 193440, 204600, 212784, 221650, 228800, 241800, 265980, 272800, 283712, 322400, 327360, 332475, 343200, 354640, 386880, 409200, 425568, 443300, 483600, 531960, 545600, 644800, 664950, 686400, 709280, 818400, 851136, 886600, 967200, 1063920, 1329900, 1418560, 1636800, 1773200, 1934400, 2127840, 2659800, 3546400, 4255680, 5319600, 7092800, 10639200, 21278400]

約数ペア:

[(1, 21278400), (2, 10639200), (3, 7092800), (4, 5319600), (5, 4255680), (6, 3546400), (8, 2659800), (10, 2127840), (11, 1934400), (12, 1773200), (13, 1636800), (15, 1418560), (16, 1329900), (20, 1063920), (22, 967200), (24, 886600), (25, 851136), (26, 818400), (30, 709280), (31, 686400), (32, 664950), (33, 644800), (39, 545600), (40, 531960), (44, 483600), (48, 443300), (50, 425568), (52, 409200), (55, 386880), (60, 354640), (62, 343200), (64, 332475), (65, 327360), (66, 322400), (75, 283712), (78, 272800), (80, 265980), (88, 241800), (93, 228800), (96, 221650), (100, 212784), (104, 204600), (110, 193440), (120, 177320), (124, 171600), (130, 163680), (132, 161200), (143, 148800), (150, 141856), (155, 137280), (156, 136400), (160, 132990), (165, 128960), (176, 120900), (186, 114400), (192, 110825), (195, 109120), (200, 106392), (208, 102300), (220, 96720), (240, 88660), (248, 85800), (260, 81840), (264, 80600), (275, 77376), (286, 74400), (300, 70928), (310, 68640), (312, 68200), (320, 66495), (325, 65472), (330, 64480), (341, 62400), (352, 60450), (372, 57200), (390, 54560), (400, 53196), (403, 52800), (416, 51150), (429, 49600), (440, 48360), (465, 45760), (480, 44330), (496, 42900), (520, 40920), (528, 40300), (550, 38688), (572, 37200), (600, 35464), (620, 34320), (624, 34100), (650, 32736), (660, 32240), (682, 31200), (704, 30225), (715, 29760), (744, 28600), (775, 27456), (780, 27280), (800, 26598), (806, 26400), (825, 25792), (832, 25575), (858, 24800), (880, 24180), (930, 22880), (960, 22165), (975, 21824), (992, 21450), (1023, 20800), (1040, 20460), (1056, 20150), (1100, 19344), (1144, 18600), (1200, 17732), (1209, 17600), (1240, 17160), (1248, 17050), (1300, 16368), (1320, 16120), (1364, 15600), (1430, 14880), (1488, 14300), (1550, 13728), (1560, 13640), (1600, 13299), (1612, 13200), (1650, 12896), (1705, 12480), (1716, 12400), (1760, 12090), (1860, 11440), (1950, 10912), (1984, 10725), (2015, 10560), (2046, 10400), (2080, 10230), (2112, 10075), (2145, 9920), (2200, 9672), (2288, 9300), (2325, 9152), (2400, 8866), (2418, 8800), (2480, 8580), (2496, 8525), (2600, 8184), (2640, 8060), (2728, 7800), (2860, 7440), (2976, 7150), (3100, 6864), (3120, 6820), (3224, 6600), (3300, 6448), (3410, 6240), (3432, 6200), (3520, 6045), (3575, 5952), (3720, 5720), (3900, 5456), (4030, 5280), (4092, 5200), (4160, 5115), (4290, 4960), (4400, 4836), (4433, 4800), (4576, 4650)]