320009040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 240

約数和(自身を含む): 1169925120

約数和(自身を除く): 849916080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 179, 180, 191, 195, 208, 234, 240, 260, 312, 358, 360, 382, 390, 468, 520, 537, 573, 585, 624, 716, 720, 764, 780, 895, 936, 955, 1040, 1074, 1146, 1170, 1432, 1528, 1560, 1611, 1719, 1790, 1872, 1910, 2148, 2292, 2327, 2340, 2483, 2685, 2864, 2865, 3056, 3120, 3222, 3438, 3580, 3820, 4296, 4584, 4654, 4680, 4966, 5370, 5730, 6444, 6876, 6981, 7160, 7449, 7640, 8055, 8592, 8595, 9168, 9308, 9360, 9932, 10740, 11460, 11635, 12415, 12888, 13752, 13962, 14320, 14898, 15280, 16110, 17190, 18616, 19864, 20943, 21480, 22347, 22920, 23270, 24830, 25776, 27504, 27924, 29796, 32220, 34189, 34380, 34905, 37232, 37245, 39728, 41886, 42960, 44694, 45840, 46540, 49660, 55848, 59592, 64440, 68378, 68760, 69810, 74490, 83772, 89388, 93080, 99320, 102567, 104715, 111696, 111735, 119184, 128880, 136756, 137520, 139620, 148980, 167544, 170945, 178776, 186160, 198640, 205134, 209430, 223470, 273512, 279240, 297960, 307701, 335088, 341890, 357552, 410268, 418860, 444457, 446940, 512835, 547024, 558480, 595920, 615402, 683780, 820536, 837720, 888914, 893880, 1025670, 1230804, 1333371, 1367560, 1538505, 1641072, 1675440, 1777828, 1787760, 2051340, 2222285, 2461608, 2666742, 2735120, 3077010, 3555656, 4000113, 4102680, 4444570, 4923216, 5333484, 6154020, 6666855, 7111312, 8000226, 8205360, 8889140, 10666968, 12308040, 13333710, 16000452, 17778280, 20000565, 21333936, 24616080, 26667420, 32000904, 35556560, 40001130, 53334840, 64001808, 80002260, 106669680, 160004520, 320009040]

約数ペア:

[(1, 320009040), (2, 160004520), (3, 106669680), (4, 80002260), (5, 64001808), (6, 53334840), (8, 40001130), (9, 35556560), (10, 32000904), (12, 26667420), (13, 24616080), (15, 21333936), (16, 20000565), (18, 17778280), (20, 16000452), (24, 13333710), (26, 12308040), (30, 10666968), (36, 8889140), (39, 8205360), (40, 8000226), (45, 7111312), (48, 6666855), (52, 6154020), (60, 5333484), (65, 4923216), (72, 4444570), (78, 4102680), (80, 4000113), (90, 3555656), (104, 3077010), (117, 2735120), (120, 2666742), (130, 2461608), (144, 2222285), (156, 2051340), (179, 1787760), (180, 1777828), (191, 1675440), (195, 1641072), (208, 1538505), (234, 1367560), (240, 1333371), (260, 1230804), (312, 1025670), (358, 893880), (360, 888914), (382, 837720), (390, 820536), (468, 683780), (520, 615402), (537, 595920), (573, 558480), (585, 547024), (624, 512835), (716, 446940), (720, 444457), (764, 418860), (780, 410268), (895, 357552), (936, 341890), (955, 335088), (1040, 307701), (1074, 297960), (1146, 279240), (1170, 273512), (1432, 223470), (1528, 209430), (1560, 205134), (1611, 198640), (1719, 186160), (1790, 178776), (1872, 170945), (1910, 167544), (2148, 148980), (2292, 139620), (2327, 137520), (2340, 136756), (2483, 128880), (2685, 119184), (2864, 111735), (2865, 111696), (3056, 104715), (3120, 102567), (3222, 99320), (3438, 93080), (3580, 89388), (3820, 83772), (4296, 74490), (4584, 69810), (4654, 68760), (4680, 68378), (4966, 64440), (5370, 59592), (5730, 55848), (6444, 49660), (6876, 46540), (6981, 45840), (7160, 44694), (7449, 42960), (7640, 41886), (8055, 39728), (8592, 37245), (8595, 37232), (9168, 34905), (9308, 34380), (9360, 34189), (9932, 32220), (10740, 29796), (11460, 27924), (11635, 27504), (12415, 25776), (12888, 24830), (13752, 23270), (13962, 22920), (14320, 22347), (14898, 21480), (15280, 20943), (16110, 19864), (17190, 18616)]