308391720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:976

約数の個数: 256

約数和(自身を含む): 1176698880

約数和(自身を除く): 868307160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 364, 372, 390, 403, 420, 434, 455, 465, 520, 546, 620, 651, 728, 744, 780, 806, 840, 868, 910, 911, 930, 1085, 1092, 1209, 1240, 1302, 1365, 1560, 1612, 1736, 1820, 1822, 1860, 2015, 2170, 2184, 2418, 2604, 2730, 2733, 2821, 3224, 3255, 3640, 3644, 3720, 4030, 4340, 4555, 4836, 5208, 5460, 5466, 5642, 6045, 6377, 6510, 7288, 8060, 8463, 8680, 9110, 9672, 10920, 10932, 11284, 11843, 12090, 12754, 13020, 13665, 14105, 16120, 16926, 18220, 19131, 21864, 22568, 23686, 24180, 25508, 26040, 27330, 28210, 28241, 31885, 33852, 35529, 36440, 38262, 42315, 47372, 48360, 51016, 54660, 56420, 56482, 59215, 63770, 67704, 71058, 76524, 82901, 84630, 84723, 94744, 95655, 109320, 112840, 112964, 118430, 127540, 141205, 142116, 153048, 165802, 169260, 169446, 177645, 191310, 197687, 225928, 236860, 248703, 255080, 282410, 284232, 331604, 338520, 338892, 355290, 367133, 382620, 395374, 414505, 423615, 473720, 497406, 564820, 593061, 663208, 677784, 710580, 734266, 765240, 790748, 829010, 847230, 988435, 994812, 1101399, 1129640, 1186122, 1243515, 1421160, 1468532, 1581496, 1658020, 1694460, 1835665, 1976870, 1989624, 2202798, 2372244, 2487030, 2569931, 2937064, 2965305, 3316040, 3388920, 3671330, 3953740, 4405596, 4744488, 4974060, 5139862, 5506995, 5930610, 7342660, 7709793, 7907480, 8811192, 9948120, 10279724, 11013990, 11861220, 12849655, 14685320, 15419586, 20559448, 22027980, 23722440, 25699310, 30839172, 38548965, 44055960, 51398620, 61678344, 77097930, 102797240, 154195860, 308391720]

約数ペア:

[(1, 308391720), (2, 154195860), (3, 102797240), (4, 77097930), (5, 61678344), (6, 51398620), (7, 44055960), (8, 38548965), (10, 30839172), (12, 25699310), (13, 23722440), (14, 22027980), (15, 20559448), (20, 15419586), (21, 14685320), (24, 12849655), (26, 11861220), (28, 11013990), (30, 10279724), (31, 9948120), (35, 8811192), (39, 7907480), (40, 7709793), (42, 7342660), (52, 5930610), (56, 5506995), (60, 5139862), (62, 4974060), (65, 4744488), (70, 4405596), (78, 3953740), (84, 3671330), (91, 3388920), (93, 3316040), (104, 2965305), (105, 2937064), (120, 2569931), (124, 2487030), (130, 2372244), (140, 2202798), (155, 1989624), (156, 1976870), (168, 1835665), (182, 1694460), (186, 1658020), (195, 1581496), (210, 1468532), (217, 1421160), (248, 1243515), (260, 1186122), (273, 1129640), (280, 1101399), (310, 994812), (312, 988435), (364, 847230), (372, 829010), (390, 790748), (403, 765240), (420, 734266), (434, 710580), (455, 677784), (465, 663208), (520, 593061), (546, 564820), (620, 497406), (651, 473720), (728, 423615), (744, 414505), (780, 395374), (806, 382620), (840, 367133), (868, 355290), (910, 338892), (911, 338520), (930, 331604), (1085, 284232), (1092, 282410), (1209, 255080), (1240, 248703), (1302, 236860), (1365, 225928), (1560, 197687), (1612, 191310), (1736, 177645), (1820, 169446), (1822, 169260), (1860, 165802), (2015, 153048), (2170, 142116), (2184, 141205), (2418, 127540), (2604, 118430), (2730, 112964), (2733, 112840), (2821, 109320), (3224, 95655), (3255, 94744), (3640, 84723), (3644, 84630), (3720, 82901), (4030, 76524), (4340, 71058), (4555, 67704), (4836, 63770), (5208, 59215), (5460, 56482), (5466, 56420), (5642, 54660), (6045, 51016), (6377, 48360), (6510, 47372), (7288, 42315), (8060, 38262), (8463, 36440), (8680, 35529), (9110, 33852), (9672, 31885), (10920, 28241), (10932, 28210), (11284, 27330), (11843, 26040), (12090, 25508), (12754, 24180), (13020, 23686), (13665, 22568), (14105, 21864), (16120, 19131), (16926, 18220)]