20848800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 288

約数和(自身を含む): 83244672

約数和(自身を除く): 62395872

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 25, 28, 30, 32, 34, 35, 40, 42, 48, 50, 51, 56, 60, 68, 70, 73, 75, 80, 84, 85, 96, 100, 102, 105, 112, 119, 120, 136, 140, 146, 150, 160, 168, 170, 175, 200, 204, 210, 219, 224, 238, 240, 255, 272, 280, 292, 300, 336, 340, 350, 357, 365, 400, 408, 420, 425, 438, 476, 480, 510, 511, 525, 544, 560, 584, 595, 600, 672, 680, 700, 714, 730, 800, 816, 840, 850, 876, 952, 1020, 1022, 1050, 1095, 1120, 1168, 1190, 1200, 1241, 1275, 1360, 1400, 1428, 1460, 1533, 1632, 1680, 1700, 1752, 1785, 1825, 1904, 2040, 2044, 2100, 2190, 2336, 2380, 2400, 2482, 2550, 2555, 2720, 2800, 2856, 2920, 2975, 3066, 3360, 3400, 3504, 3570, 3650, 3723, 3808, 4080, 4088, 4200, 4380, 4760, 4964, 5100, 5110, 5475, 5600, 5712, 5840, 5950, 6132, 6205, 6800, 7008, 7140, 7300, 7446, 7665, 8160, 8176, 8400, 8687, 8760, 8925, 9520, 9928, 10200, 10220, 10950, 11424, 11680, 11900, 12264, 12410, 12775, 13600, 14280, 14600, 14892, 15330, 16352, 16800, 17374, 17520, 17850, 18615, 19040, 19856, 20400, 20440, 21900, 23800, 24528, 24820, 25550, 26061, 28560, 29200, 29784, 30660, 31025, 34748, 35040, 35700, 37230, 38325, 39712, 40800, 40880, 43435, 43800, 47600, 49056, 49640, 51100, 52122, 57120, 58400, 59568, 61320, 62050, 69496, 71400, 74460, 76650, 81760, 86870, 87600, 93075, 95200, 99280, 102200, 104244, 119136, 122640, 124100, 130305, 138992, 142800, 148920, 153300, 173740, 175200, 186150, 198560, 204400, 208488, 217175, 245280, 248200, 260610, 277984, 285600, 297840, 306600, 347480, 372300, 408800, 416976, 434350, 496400, 521220, 595680, 613200, 651525, 694960, 744600, 833952, 868700, 992800, 1042440, 1226400, 1303050, 1389920, 1489200, 1737400, 2084880, 2606100, 2978400, 3474800, 4169760, 5212200, 6949600, 10424400, 20848800]

約数ペア:

[(1, 20848800), (2, 10424400), (3, 6949600), (4, 5212200), (5, 4169760), (6, 3474800), (7, 2978400), (8, 2606100), (10, 2084880), (12, 1737400), (14, 1489200), (15, 1389920), (16, 1303050), (17, 1226400), (20, 1042440), (21, 992800), (24, 868700), (25, 833952), (28, 744600), (30, 694960), (32, 651525), (34, 613200), (35, 595680), (40, 521220), (42, 496400), (48, 434350), (50, 416976), (51, 408800), (56, 372300), (60, 347480), (68, 306600), (70, 297840), (73, 285600), (75, 277984), (80, 260610), (84, 248200), (85, 245280), (96, 217175), (100, 208488), (102, 204400), (105, 198560), (112, 186150), (119, 175200), (120, 173740), (136, 153300), (140, 148920), (146, 142800), (150, 138992), (160, 130305), (168, 124100), (170, 122640), (175, 119136), (200, 104244), (204, 102200), (210, 99280), (219, 95200), (224, 93075), (238, 87600), (240, 86870), (255, 81760), (272, 76650), (280, 74460), (292, 71400), (300, 69496), (336, 62050), (340, 61320), (350, 59568), (357, 58400), (365, 57120), (400, 52122), (408, 51100), (420, 49640), (425, 49056), (438, 47600), (476, 43800), (480, 43435), (510, 40880), (511, 40800), (525, 39712), (544, 38325), (560, 37230), (584, 35700), (595, 35040), (600, 34748), (672, 31025), (680, 30660), (700, 29784), (714, 29200), (730, 28560), (800, 26061), (816, 25550), (840, 24820), (850, 24528), (876, 23800), (952, 21900), (1020, 20440), (1022, 20400), (1050, 19856), (1095, 19040), (1120, 18615), (1168, 17850), (1190, 17520), (1200, 17374), (1241, 16800), (1275, 16352), (1360, 15330), (1400, 14892), (1428, 14600), (1460, 14280), (1533, 13600), (1632, 12775), (1680, 12410), (1700, 12264), (1752, 11900), (1785, 11680), (1825, 11424), (1904, 10950), (2040, 10220), (2044, 10200), (2100, 9928), (2190, 9520), (2336, 8925), (2380, 8760), (2400, 8687), (2482, 8400), (2550, 8176), (2555, 8160), (2720, 7665), (2800, 7446), (2856, 7300), (2920, 7140), (2975, 7008), (3066, 6800), (3360, 6205), (3400, 6132), (3504, 5950), (3570, 5840), (3650, 5712), (3723, 5600), (3808, 5475), (4080, 5110), (4088, 5100), (4200, 4964), (4380, 4760)]