321142560

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1531}}^1$

素因数の和:1591

約数の個数: 192

約数和(自身を含む): 1111864320

約数和(自身を除く): 790721760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 32, 38, 40, 46, 48, 57, 60, 69, 76, 80, 92, 95, 96, 114, 115, 120, 138, 152, 160, 184, 190, 228, 230, 240, 276, 285, 304, 345, 368, 380, 437, 456, 460, 480, 552, 570, 608, 690, 736, 760, 874, 912, 920, 1104, 1140, 1311, 1380, 1520, 1531, 1748, 1824, 1840, 2185, 2208, 2280, 2622, 2760, 3040, 3062, 3496, 3680, 4370, 4560, 4593, 5244, 5520, 6124, 6555, 6992, 7655, 8740, 9120, 9186, 10488, 11040, 12248, 13110, 13984, 15310, 17480, 18372, 20976, 22965, 24496, 26220, 29089, 30620, 34960, 35213, 36744, 41952, 45930, 48992, 52440, 58178, 61240, 69920, 70426, 73488, 87267, 91860, 104880, 105639, 116356, 122480, 140852, 145445, 146976, 174534, 176065, 183720, 209760, 211278, 232712, 244960, 281704, 290890, 349068, 352130, 367440, 422556, 436335, 465424, 528195, 563408, 581780, 669047, 698136, 704260, 734880, 845112, 872670, 930848, 1056390, 1126816, 1163560, 1338094, 1396272, 1408520, 1690224, 1745340, 2007141, 2112780, 2327120, 2676188, 2792544, 2817040, 3345235, 3380448, 3490680, 4014282, 4225560, 4654240, 5352376, 5634080, 6690470, 6981360, 8028564, 8451120, 10035705, 10704752, 13380940, 13962720, 16057128, 16902240, 20071410, 21409504, 26761880, 32114256, 40142820, 53523760, 64228512, 80285640, 107047520, 160571280, 321142560]

約数ペア:

[(1, 321142560), (2, 160571280), (3, 107047520), (4, 80285640), (5, 64228512), (6, 53523760), (8, 40142820), (10, 32114256), (12, 26761880), (15, 21409504), (16, 20071410), (19, 16902240), (20, 16057128), (23, 13962720), (24, 13380940), (30, 10704752), (32, 10035705), (38, 8451120), (40, 8028564), (46, 6981360), (48, 6690470), (57, 5634080), (60, 5352376), (69, 4654240), (76, 4225560), (80, 4014282), (92, 3490680), (95, 3380448), (96, 3345235), (114, 2817040), (115, 2792544), (120, 2676188), (138, 2327120), (152, 2112780), (160, 2007141), (184, 1745340), (190, 1690224), (228, 1408520), (230, 1396272), (240, 1338094), (276, 1163560), (285, 1126816), (304, 1056390), (345, 930848), (368, 872670), (380, 845112), (437, 734880), (456, 704260), (460, 698136), (480, 669047), (552, 581780), (570, 563408), (608, 528195), (690, 465424), (736, 436335), (760, 422556), (874, 367440), (912, 352130), (920, 349068), (1104, 290890), (1140, 281704), (1311, 244960), (1380, 232712), (1520, 211278), (1531, 209760), (1748, 183720), (1824, 176065), (1840, 174534), (2185, 146976), (2208, 145445), (2280, 140852), (2622, 122480), (2760, 116356), (3040, 105639), (3062, 104880), (3496, 91860), (3680, 87267), (4370, 73488), (4560, 70426), (4593, 69920), (5244, 61240), (5520, 58178), (6124, 52440), (6555, 48992), (6992, 45930), (7655, 41952), (8740, 36744), (9120, 35213), (9186, 34960), (10488, 30620), (11040, 29089), (12248, 26220), (13110, 24496), (13984, 22965), (15310, 20976), (17480, 18372)]