312260520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{587}}^1$

素因数の和:656

約数の個数: 256

約数和(自身を含む): 1137991680

約数和(自身を除く): 825731160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 31, 33, 39, 40, 44, 52, 55, 60, 62, 65, 66, 78, 88, 93, 104, 110, 120, 124, 130, 132, 143, 155, 156, 165, 186, 195, 220, 248, 260, 264, 286, 310, 312, 330, 341, 372, 390, 403, 429, 440, 465, 520, 572, 587, 620, 660, 682, 715, 744, 780, 806, 858, 930, 1023, 1144, 1174, 1209, 1240, 1320, 1364, 1430, 1560, 1612, 1705, 1716, 1761, 1860, 2015, 2046, 2145, 2348, 2418, 2728, 2860, 2935, 3224, 3410, 3432, 3522, 3720, 4030, 4092, 4290, 4433, 4696, 4836, 5115, 5720, 5870, 6045, 6457, 6820, 7044, 7631, 8060, 8184, 8580, 8805, 8866, 9672, 10230, 11740, 12090, 12914, 13299, 13640, 14088, 15262, 16120, 17160, 17610, 17732, 18197, 19371, 20460, 22165, 22893, 23480, 24180, 25828, 26598, 30524, 32285, 35220, 35464, 36394, 38155, 38742, 40920, 44330, 45786, 48360, 51656, 53196, 54591, 61048, 64570, 66495, 70440, 72788, 76310, 77484, 83941, 88660, 90985, 91572, 96855, 106392, 109182, 114465, 129140, 132990, 145576, 152620, 154968, 167882, 177320, 181970, 183144, 193710, 200167, 218364, 228930, 236561, 251823, 258280, 265980, 272955, 305240, 335764, 363940, 387420, 400334, 419705, 436728, 457860, 473122, 503646, 531960, 545910, 600501, 671528, 709683, 727880, 774840, 800668, 839410, 915720, 946244, 1000835, 1007292, 1091820, 1182805, 1201002, 1259115, 1419366, 1601336, 1678820, 1892488, 2001670, 2014584, 2183640, 2365610, 2402004, 2518230, 2602171, 2838732, 3002505, 3357640, 3548415, 4003340, 4731220, 4804008, 5036460, 5204342, 5677464, 6005010, 7096830, 7806513, 8006680, 9462440, 10072920, 10408684, 12010020, 13010855, 14193660, 15613026, 20817368, 24020040, 26021710, 28387320, 31226052, 39032565, 52043420, 62452104, 78065130, 104086840, 156130260, 312260520]

約数ペア:

[(1, 312260520), (2, 156130260), (3, 104086840), (4, 78065130), (5, 62452104), (6, 52043420), (8, 39032565), (10, 31226052), (11, 28387320), (12, 26021710), (13, 24020040), (15, 20817368), (20, 15613026), (22, 14193660), (24, 13010855), (26, 12010020), (30, 10408684), (31, 10072920), (33, 9462440), (39, 8006680), (40, 7806513), (44, 7096830), (52, 6005010), (55, 5677464), (60, 5204342), (62, 5036460), (65, 4804008), (66, 4731220), (78, 4003340), (88, 3548415), (93, 3357640), (104, 3002505), (110, 2838732), (120, 2602171), (124, 2518230), (130, 2402004), (132, 2365610), (143, 2183640), (155, 2014584), (156, 2001670), (165, 1892488), (186, 1678820), (195, 1601336), (220, 1419366), (248, 1259115), (260, 1201002), (264, 1182805), (286, 1091820), (310, 1007292), (312, 1000835), (330, 946244), (341, 915720), (372, 839410), (390, 800668), (403, 774840), (429, 727880), (440, 709683), (465, 671528), (520, 600501), (572, 545910), (587, 531960), (620, 503646), (660, 473122), (682, 457860), (715, 436728), (744, 419705), (780, 400334), (806, 387420), (858, 363940), (930, 335764), (1023, 305240), (1144, 272955), (1174, 265980), (1209, 258280), (1240, 251823), (1320, 236561), (1364, 228930), (1430, 218364), (1560, 200167), (1612, 193710), (1705, 183144), (1716, 181970), (1761, 177320), (1860, 167882), (2015, 154968), (2046, 152620), (2145, 145576), (2348, 132990), (2418, 129140), (2728, 114465), (2860, 109182), (2935, 106392), (3224, 96855), (3410, 91572), (3432, 90985), (3522, 88660), (3720, 83941), (4030, 77484), (4092, 76310), (4290, 72788), (4433, 70440), (4696, 66495), (4836, 64570), (5115, 61048), (5720, 54591), (5870, 53196), (6045, 51656), (6457, 48360), (6820, 45786), (7044, 44330), (7631, 40920), (8060, 38742), (8184, 38155), (8580, 36394), (8805, 35464), (8866, 35220), (9672, 32285), (10230, 30524), (11740, 26598), (12090, 25828), (12914, 24180), (13299, 23480), (13640, 22893), (14088, 22165), (15262, 20460), (16120, 19371), (17160, 18197), (17610, 17732)]