317548920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:206

約数の個数: 256

約数和(自身を含む): 1079930880

約数和(自身を除く): 762381960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 61, 65, 71, 78, 94, 104, 120, 122, 130, 141, 142, 156, 183, 188, 195, 213, 235, 244, 260, 282, 284, 305, 312, 355, 366, 376, 390, 426, 470, 488, 520, 564, 568, 610, 611, 705, 710, 732, 780, 793, 852, 915, 923, 940, 1065, 1128, 1220, 1222, 1410, 1420, 1464, 1560, 1586, 1704, 1830, 1833, 1846, 1880, 2130, 2379, 2440, 2444, 2769, 2820, 2840, 2867, 3055, 3172, 3337, 3660, 3666, 3692, 3965, 4260, 4331, 4615, 4758, 4888, 5538, 5640, 5734, 6110, 6344, 6674, 7320, 7332, 7384, 7930, 8520, 8601, 8662, 9165, 9230, 9516, 10011, 11076, 11468, 11895, 12220, 12993, 13348, 13845, 14335, 14664, 15860, 16685, 17202, 17324, 18330, 18460, 19032, 20022, 21655, 22152, 22936, 23790, 24440, 25986, 26696, 27690, 28670, 31720, 33370, 34404, 34648, 36660, 36920, 37271, 40044, 43005, 43310, 43381, 47580, 50055, 51972, 55380, 56303, 57340, 64965, 66740, 68808, 73320, 74542, 80088, 86010, 86620, 86762, 95160, 100110, 103944, 110760, 111813, 112606, 114680, 129930, 130143, 133480, 149084, 168909, 172020, 173240, 173524, 186355, 200220, 203557, 216905, 223626, 225212, 259860, 260286, 281515, 298168, 337818, 344040, 347048, 372710, 400440, 407114, 433810, 447252, 450424, 519720, 520572, 559065, 563030, 610671, 650715, 675636, 745420, 814228, 844545, 867620, 894504, 1017785, 1041144, 1118130, 1126060, 1221342, 1301430, 1351272, 1490840, 1628456, 1689090, 1735240, 2035570, 2236260, 2252120, 2442684, 2602860, 2646241, 3053355, 3378180, 4071140, 4472520, 4885368, 5205720, 5292482, 6106710, 6756360, 7938723, 8142280, 10584964, 12213420, 13231205, 15877446, 21169928, 24426840, 26462410, 31754892, 39693615, 52924820, 63509784, 79387230, 105849640, 158774460, 317548920]

約数ペア:

[(1, 317548920), (2, 158774460), (3, 105849640), (4, 79387230), (5, 63509784), (6, 52924820), (8, 39693615), (10, 31754892), (12, 26462410), (13, 24426840), (15, 21169928), (20, 15877446), (24, 13231205), (26, 12213420), (30, 10584964), (39, 8142280), (40, 7938723), (47, 6756360), (52, 6106710), (60, 5292482), (61, 5205720), (65, 4885368), (71, 4472520), (78, 4071140), (94, 3378180), (104, 3053355), (120, 2646241), (122, 2602860), (130, 2442684), (141, 2252120), (142, 2236260), (156, 2035570), (183, 1735240), (188, 1689090), (195, 1628456), (213, 1490840), (235, 1351272), (244, 1301430), (260, 1221342), (282, 1126060), (284, 1118130), (305, 1041144), (312, 1017785), (355, 894504), (366, 867620), (376, 844545), (390, 814228), (426, 745420), (470, 675636), (488, 650715), (520, 610671), (564, 563030), (568, 559065), (610, 520572), (611, 519720), (705, 450424), (710, 447252), (732, 433810), (780, 407114), (793, 400440), (852, 372710), (915, 347048), (923, 344040), (940, 337818), (1065, 298168), (1128, 281515), (1220, 260286), (1222, 259860), (1410, 225212), (1420, 223626), (1464, 216905), (1560, 203557), (1586, 200220), (1704, 186355), (1830, 173524), (1833, 173240), (1846, 172020), (1880, 168909), (2130, 149084), (2379, 133480), (2440, 130143), (2444, 129930), (2769, 114680), (2820, 112606), (2840, 111813), (2867, 110760), (3055, 103944), (3172, 100110), (3337, 95160), (3660, 86762), (3666, 86620), (3692, 86010), (3965, 80088), (4260, 74542), (4331, 73320), (4615, 68808), (4758, 66740), (4888, 64965), (5538, 57340), (5640, 56303), (5734, 55380), (6110, 51972), (6344, 50055), (6674, 47580), (7320, 43381), (7332, 43310), (7384, 43005), (7930, 40044), (8520, 37271), (8601, 36920), (8662, 36660), (9165, 34648), (9230, 34404), (9516, 33370), (10011, 31720), (11076, 28670), (11468, 27690), (11895, 26696), (12220, 25986), (12993, 24440), (13348, 23790), (13845, 22936), (14335, 22152), (14664, 21655), (15860, 20022), (16685, 19032), (17202, 18460), (17324, 18330)]