289363920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 320

約数和(自身を含む): 1028505600

約数和(自身を除く): 739141680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 23, 24, 30, 31, 38, 40, 46, 48, 57, 60, 62, 69, 76, 80, 89, 92, 93, 95, 114, 115, 120, 124, 138, 152, 155, 178, 184, 186, 190, 228, 230, 240, 248, 267, 276, 285, 304, 310, 345, 356, 368, 372, 380, 437, 445, 456, 460, 465, 496, 534, 552, 570, 589, 620, 690, 712, 713, 744, 760, 874, 890, 912, 920, 930, 1068, 1104, 1140, 1178, 1240, 1311, 1335, 1380, 1424, 1426, 1488, 1520, 1691, 1748, 1767, 1780, 1840, 1860, 2047, 2136, 2139, 2185, 2280, 2356, 2480, 2622, 2670, 2759, 2760, 2852, 2945, 3382, 3496, 3534, 3560, 3565, 3720, 4094, 4272, 4278, 4370, 4560, 4712, 5073, 5244, 5340, 5518, 5520, 5704, 5890, 6141, 6555, 6764, 6992, 7068, 7120, 7130, 7440, 8188, 8277, 8455, 8556, 8740, 8835, 9424, 10146, 10235, 10488, 10680, 10695, 11036, 11408, 11780, 12282, 13110, 13528, 13547, 13795, 14136, 14260, 16376, 16554, 16910, 17112, 17480, 17670, 20292, 20470, 20976, 21360, 21390, 22072, 23560, 24564, 25365, 26220, 27056, 27094, 27590, 28272, 28520, 30705, 32752, 33108, 33820, 34224, 34960, 35340, 38893, 40584, 40641, 40940, 41385, 42780, 44144, 47120, 49128, 50730, 52421, 52440, 54188, 55180, 57040, 61410, 63457, 66216, 67640, 67735, 70680, 77786, 81168, 81282, 81880, 82770, 85560, 98256, 101460, 104842, 104880, 108376, 110360, 116679, 122820, 126914, 132432, 135280, 135470, 141360, 155572, 157263, 162564, 163760, 165540, 171120, 190371, 194465, 202920, 203205, 209684, 216752, 220720, 233358, 245640, 253828, 262105, 270940, 311144, 314526, 317285, 325128, 331080, 380742, 388930, 405840, 406410, 419368, 466716, 491280, 507656, 524210, 541880, 583395, 622288, 629052, 634570, 650256, 662160, 761484, 777860, 786315, 812820, 838736, 933432, 951855, 1015312, 1048420, 1083760, 1166790, 1205683, 1258104, 1269140, 1522968, 1555720, 1572630, 1625640, 1866864, 1903710, 2096840, 2333580, 2411366, 2516208, 2538280, 3045936, 3111440, 3145260, 3251280, 3617049, 3807420, 4193680, 4667160, 4822732, 5076560, 6028415, 6290520, 7234098, 7614840, 9334320, 9645464, 12056830, 12581040, 14468196, 15229680, 18085245, 19290928, 24113660, 28936392, 36170490, 48227320, 57872784, 72340980, 96454640, 144681960, 289363920]

約数ペア:

[(1, 289363920), (2, 144681960), (3, 96454640), (4, 72340980), (5, 57872784), (6, 48227320), (8, 36170490), (10, 28936392), (12, 24113660), (15, 19290928), (16, 18085245), (19, 15229680), (20, 14468196), (23, 12581040), (24, 12056830), (30, 9645464), (31, 9334320), (38, 7614840), (40, 7234098), (46, 6290520), (48, 6028415), (57, 5076560), (60, 4822732), (62, 4667160), (69, 4193680), (76, 3807420), (80, 3617049), (89, 3251280), (92, 3145260), (93, 3111440), (95, 3045936), (114, 2538280), (115, 2516208), (120, 2411366), (124, 2333580), (138, 2096840), (152, 1903710), (155, 1866864), (178, 1625640), (184, 1572630), (186, 1555720), (190, 1522968), (228, 1269140), (230, 1258104), (240, 1205683), (248, 1166790), (267, 1083760), (276, 1048420), (285, 1015312), (304, 951855), (310, 933432), (345, 838736), (356, 812820), (368, 786315), (372, 777860), (380, 761484), (437, 662160), (445, 650256), (456, 634570), (460, 629052), (465, 622288), (496, 583395), (534, 541880), (552, 524210), (570, 507656), (589, 491280), (620, 466716), (690, 419368), (712, 406410), (713, 405840), (744, 388930), (760, 380742), (874, 331080), (890, 325128), (912, 317285), (920, 314526), (930, 311144), (1068, 270940), (1104, 262105), (1140, 253828), (1178, 245640), (1240, 233358), (1311, 220720), (1335, 216752), (1380, 209684), (1424, 203205), (1426, 202920), (1488, 194465), (1520, 190371), (1691, 171120), (1748, 165540), (1767, 163760), (1780, 162564), (1840, 157263), (1860, 155572), (2047, 141360), (2136, 135470), (2139, 135280), (2185, 132432), (2280, 126914), (2356, 122820), (2480, 116679), (2622, 110360), (2670, 108376), (2759, 104880), (2760, 104842), (2852, 101460), (2945, 98256), (3382, 85560), (3496, 82770), (3534, 81880), (3560, 81282), (3565, 81168), (3720, 77786), (4094, 70680), (4272, 67735), (4278, 67640), (4370, 66216), (4560, 63457), (4712, 61410), (5073, 57040), (5244, 55180), (5340, 54188), (5518, 52440), (5520, 52421), (5704, 50730), (5890, 49128), (6141, 47120), (6555, 44144), (6764, 42780), (6992, 41385), (7068, 40940), (7120, 40641), (7130, 40584), (7440, 38893), (8188, 35340), (8277, 34960), (8455, 34224), (8556, 33820), (8740, 33108), (8835, 32752), (9424, 30705), (10146, 28520), (10235, 28272), (10488, 27590), (10680, 27094), (10695, 27056), (11036, 26220), (11408, 25365), (11780, 24564), (12282, 23560), (13110, 22072), (13528, 21390), (13547, 21360), (13795, 20976), (14136, 20470), (14260, 20292), (16376, 17670), (16554, 17480), (16910, 17112)]