249020520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:256

約数の個数: 256

約数和(自身を含む): 900218880

約数和(自身を除く): 651198360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 73, 84, 93, 105, 120, 124, 131, 140, 146, 155, 168, 186, 210, 217, 219, 248, 262, 280, 292, 310, 365, 372, 393, 420, 434, 438, 465, 511, 524, 584, 620, 651, 655, 730, 744, 786, 840, 868, 876, 917, 930, 1022, 1048, 1085, 1095, 1240, 1302, 1310, 1460, 1533, 1572, 1736, 1752, 1834, 1860, 1965, 2044, 2170, 2190, 2263, 2555, 2604, 2620, 2751, 2920, 3066, 3144, 3255, 3668, 3720, 3930, 4061, 4088, 4340, 4380, 4526, 4585, 5110, 5208, 5240, 5502, 6132, 6510, 6789, 7336, 7665, 7860, 8122, 8680, 8760, 9052, 9170, 9563, 10220, 11004, 11315, 12183, 12264, 13020, 13578, 13755, 15330, 15720, 15841, 16244, 18104, 18340, 19126, 20305, 20440, 22008, 22630, 24366, 26040, 27156, 27510, 28427, 28689, 30660, 31682, 32488, 33945, 36680, 38252, 40610, 45260, 47523, 47815, 48732, 54312, 55020, 56854, 57378, 60915, 61320, 63364, 66941, 67890, 76504, 79205, 81220, 85281, 90520, 95046, 95630, 97464, 110040, 113708, 114756, 121830, 126728, 133882, 135780, 142135, 143445, 158410, 162440, 170562, 190092, 191260, 200823, 227416, 229512, 237615, 243660, 267764, 271560, 284270, 286890, 296453, 316820, 334705, 341124, 380184, 382520, 401646, 426405, 475230, 487320, 535528, 568540, 573780, 592906, 633640, 669410, 682248, 803292, 852810, 889359, 950460, 1004115, 1137080, 1147560, 1185812, 1338820, 1482265, 1606584, 1705620, 1778718, 1900920, 2008230, 2075171, 2371624, 2677640, 2964530, 3411240, 3557436, 4016460, 4150342, 4446795, 5929060, 6225513, 7114872, 8032920, 8300684, 8893590, 10375855, 11858120, 12451026, 16601368, 17787180, 20751710, 24902052, 31127565, 35574360, 41503420, 49804104, 62255130, 83006840, 124510260, 249020520]

約数ペア:

[(1, 249020520), (2, 124510260), (3, 83006840), (4, 62255130), (5, 49804104), (6, 41503420), (7, 35574360), (8, 31127565), (10, 24902052), (12, 20751710), (14, 17787180), (15, 16601368), (20, 12451026), (21, 11858120), (24, 10375855), (28, 8893590), (30, 8300684), (31, 8032920), (35, 7114872), (40, 6225513), (42, 5929060), (56, 4446795), (60, 4150342), (62, 4016460), (70, 3557436), (73, 3411240), (84, 2964530), (93, 2677640), (105, 2371624), (120, 2075171), (124, 2008230), (131, 1900920), (140, 1778718), (146, 1705620), (155, 1606584), (168, 1482265), (186, 1338820), (210, 1185812), (217, 1147560), (219, 1137080), (248, 1004115), (262, 950460), (280, 889359), (292, 852810), (310, 803292), (365, 682248), (372, 669410), (393, 633640), (420, 592906), (434, 573780), (438, 568540), (465, 535528), (511, 487320), (524, 475230), (584, 426405), (620, 401646), (651, 382520), (655, 380184), (730, 341124), (744, 334705), (786, 316820), (840, 296453), (868, 286890), (876, 284270), (917, 271560), (930, 267764), (1022, 243660), (1048, 237615), (1085, 229512), (1095, 227416), (1240, 200823), (1302, 191260), (1310, 190092), (1460, 170562), (1533, 162440), (1572, 158410), (1736, 143445), (1752, 142135), (1834, 135780), (1860, 133882), (1965, 126728), (2044, 121830), (2170, 114756), (2190, 113708), (2263, 110040), (2555, 97464), (2604, 95630), (2620, 95046), (2751, 90520), (2920, 85281), (3066, 81220), (3144, 79205), (3255, 76504), (3668, 67890), (3720, 66941), (3930, 63364), (4061, 61320), (4088, 60915), (4340, 57378), (4380, 56854), (4526, 55020), (4585, 54312), (5110, 48732), (5208, 47815), (5240, 47523), (5502, 45260), (6132, 40610), (6510, 38252), (6789, 36680), (7336, 33945), (7665, 32488), (7860, 31682), (8122, 30660), (8680, 28689), (8760, 28427), (9052, 27510), (9170, 27156), (9563, 26040), (10220, 24366), (11004, 22630), (11315, 22008), (12183, 20440), (12264, 20305), (13020, 19126), (13578, 18340), (13755, 18104), (15330, 16244), (15720, 15841)]