218395520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:137

約数の個数: 192

約数和(自身を含む): 632685600

約数和(自身を除く): 414290080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 41, 56, 58, 64, 70, 80, 82, 112, 116, 128, 140, 145, 160, 164, 203, 205, 224, 232, 280, 287, 290, 320, 328, 406, 410, 448, 464, 560, 574, 580, 640, 656, 812, 820, 896, 928, 1015, 1120, 1148, 1160, 1189, 1312, 1435, 1624, 1640, 1681, 1856, 2030, 2240, 2296, 2320, 2378, 2624, 2870, 3248, 3280, 3362, 3712, 4060, 4480, 4592, 4640, 4756, 5248, 5740, 5945, 6496, 6560, 6724, 8120, 8323, 8405, 9184, 9280, 9512, 11480, 11767, 11890, 12992, 13120, 13448, 16240, 16646, 16810, 18368, 18560, 19024, 22960, 23534, 23780, 25984, 26240, 26896, 32480, 33292, 33620, 36736, 38048, 41615, 45920, 47068, 47560, 48749, 53792, 58835, 64960, 66584, 67240, 76096, 83230, 91840, 94136, 95120, 97498, 107584, 117670, 129920, 133168, 134480, 152192, 166460, 183680, 188272, 190240, 194996, 215168, 235340, 243745, 266336, 268960, 332920, 341243, 376544, 380480, 389992, 470680, 487490, 532672, 537920, 665840, 682486, 753088, 760960, 779984, 941360, 974980, 1065344, 1075840, 1331680, 1364972, 1506176, 1559968, 1706215, 1882720, 1949960, 2663360, 2729944, 3119936, 3412430, 3765440, 3899920, 5326720, 5459888, 6239872, 6824860, 7530880, 7799840, 10919776, 13649720, 15599680, 21839552, 27299440, 31199360, 43679104, 54598880, 109197760, 218395520]

約数ペア:

[(1, 218395520), (2, 109197760), (4, 54598880), (5, 43679104), (7, 31199360), (8, 27299440), (10, 21839552), (14, 15599680), (16, 13649720), (20, 10919776), (28, 7799840), (29, 7530880), (32, 6824860), (35, 6239872), (40, 5459888), (41, 5326720), (56, 3899920), (58, 3765440), (64, 3412430), (70, 3119936), (80, 2729944), (82, 2663360), (112, 1949960), (116, 1882720), (128, 1706215), (140, 1559968), (145, 1506176), (160, 1364972), (164, 1331680), (203, 1075840), (205, 1065344), (224, 974980), (232, 941360), (280, 779984), (287, 760960), (290, 753088), (320, 682486), (328, 665840), (406, 537920), (410, 532672), (448, 487490), (464, 470680), (560, 389992), (574, 380480), (580, 376544), (640, 341243), (656, 332920), (812, 268960), (820, 266336), (896, 243745), (928, 235340), (1015, 215168), (1120, 194996), (1148, 190240), (1160, 188272), (1189, 183680), (1312, 166460), (1435, 152192), (1624, 134480), (1640, 133168), (1681, 129920), (1856, 117670), (2030, 107584), (2240, 97498), (2296, 95120), (2320, 94136), (2378, 91840), (2624, 83230), (2870, 76096), (3248, 67240), (3280, 66584), (3362, 64960), (3712, 58835), (4060, 53792), (4480, 48749), (4592, 47560), (4640, 47068), (4756, 45920), (5248, 41615), (5740, 38048), (5945, 36736), (6496, 33620), (6560, 33292), (6724, 32480), (8120, 26896), (8323, 26240), (8405, 25984), (9184, 23780), (9280, 23534), (9512, 22960), (11480, 19024), (11767, 18560), (11890, 18368), (12992, 16810), (13120, 16646), (13448, 16240)]