291257280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{4397}}^1$

素因数の和:4443

約数の個数: 168

約数和(自身を含む): 1045598112

約数和(自身を除く): 754340832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 45, 46, 48, 60, 64, 69, 72, 80, 90, 92, 96, 115, 120, 138, 144, 160, 180, 184, 192, 207, 230, 240, 276, 288, 320, 345, 360, 368, 414, 460, 480, 552, 576, 690, 720, 736, 828, 920, 960, 1035, 1104, 1380, 1440, 1472, 1656, 1840, 2070, 2208, 2760, 2880, 3312, 3680, 4140, 4397, 4416, 5520, 6624, 7360, 8280, 8794, 11040, 13191, 13248, 16560, 17588, 21985, 22080, 26382, 33120, 35176, 39573, 43970, 52764, 65955, 66240, 70352, 79146, 87940, 101131, 105528, 131910, 140704, 158292, 175880, 197865, 202262, 211056, 263820, 281408, 303393, 316584, 351760, 395730, 404524, 422112, 505655, 527640, 606786, 633168, 703520, 791460, 809048, 844224, 910179, 1011310, 1055280, 1213572, 1266336, 1407040, 1516965, 1582920, 1618096, 1820358, 2022620, 2110560, 2427144, 2532672, 3033930, 3165840, 3236192, 3640716, 4045240, 4221120, 4550895, 4854288, 6067860, 6331680, 6472384, 7281432, 8090480, 9101790, 9708576, 12135720, 12663360, 14562864, 16180960, 18203580, 19417152, 24271440, 29125728, 32361920, 36407160, 48542880, 58251456, 72814320, 97085760, 145628640, 291257280]

約数ペア:

[(1, 291257280), (2, 145628640), (3, 97085760), (4, 72814320), (5, 58251456), (6, 48542880), (8, 36407160), (9, 32361920), (10, 29125728), (12, 24271440), (15, 19417152), (16, 18203580), (18, 16180960), (20, 14562864), (23, 12663360), (24, 12135720), (30, 9708576), (32, 9101790), (36, 8090480), (40, 7281432), (45, 6472384), (46, 6331680), (48, 6067860), (60, 4854288), (64, 4550895), (69, 4221120), (72, 4045240), (80, 3640716), (90, 3236192), (92, 3165840), (96, 3033930), (115, 2532672), (120, 2427144), (138, 2110560), (144, 2022620), (160, 1820358), (180, 1618096), (184, 1582920), (192, 1516965), (207, 1407040), (230, 1266336), (240, 1213572), (276, 1055280), (288, 1011310), (320, 910179), (345, 844224), (360, 809048), (368, 791460), (414, 703520), (460, 633168), (480, 606786), (552, 527640), (576, 505655), (690, 422112), (720, 404524), (736, 395730), (828, 351760), (920, 316584), (960, 303393), (1035, 281408), (1104, 263820), (1380, 211056), (1440, 202262), (1472, 197865), (1656, 175880), (1840, 158292), (2070, 140704), (2208, 131910), (2760, 105528), (2880, 101131), (3312, 87940), (3680, 79146), (4140, 70352), (4397, 66240), (4416, 65955), (5520, 52764), (6624, 43970), (7360, 39573), (8280, 35176), (8794, 33120), (11040, 26382), (13191, 22080), (13248, 21985), (16560, 17588)]