309965280

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:649

約数の個数: 192

約数和(自身を含む): 1036965888

約数和(自身を除く): 727000608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 37, 40, 48, 60, 62, 74, 80, 93, 96, 111, 120, 124, 148, 155, 160, 185, 186, 222, 240, 248, 296, 310, 370, 372, 444, 465, 480, 496, 555, 563, 592, 620, 740, 744, 888, 930, 992, 1110, 1126, 1147, 1184, 1240, 1480, 1488, 1689, 1776, 1860, 2220, 2252, 2294, 2480, 2815, 2960, 2976, 3378, 3441, 3552, 3720, 4440, 4504, 4588, 4960, 5630, 5735, 5920, 6756, 6882, 7440, 8445, 8880, 9008, 9176, 11260, 11470, 13512, 13764, 14880, 16890, 17205, 17453, 17760, 18016, 18352, 20831, 22520, 22940, 27024, 27528, 33780, 34410, 34906, 36704, 41662, 45040, 45880, 52359, 54048, 55056, 62493, 67560, 68820, 69812, 83324, 87265, 90080, 91760, 104155, 104718, 110112, 124986, 135120, 137640, 139624, 166648, 174530, 183520, 208310, 209436, 249972, 261795, 270240, 275280, 279248, 312465, 333296, 349060, 416620, 418872, 499944, 523590, 550560, 558496, 624930, 645761, 666592, 698120, 833240, 837744, 999888, 1047180, 1249860, 1291522, 1396240, 1666480, 1675488, 1937283, 1999776, 2094360, 2499720, 2583044, 2792480, 3228805, 3332960, 3874566, 4188720, 4999440, 5166088, 6457610, 7749132, 8377440, 9686415, 9998880, 10332176, 12915220, 15498264, 19372830, 20664352, 25830440, 30996528, 38745660, 51660880, 61993056, 77491320, 103321760, 154982640, 309965280]

約数ペア:

[(1, 309965280), (2, 154982640), (3, 103321760), (4, 77491320), (5, 61993056), (6, 51660880), (8, 38745660), (10, 30996528), (12, 25830440), (15, 20664352), (16, 19372830), (20, 15498264), (24, 12915220), (30, 10332176), (31, 9998880), (32, 9686415), (37, 8377440), (40, 7749132), (48, 6457610), (60, 5166088), (62, 4999440), (74, 4188720), (80, 3874566), (93, 3332960), (96, 3228805), (111, 2792480), (120, 2583044), (124, 2499720), (148, 2094360), (155, 1999776), (160, 1937283), (185, 1675488), (186, 1666480), (222, 1396240), (240, 1291522), (248, 1249860), (296, 1047180), (310, 999888), (370, 837744), (372, 833240), (444, 698120), (465, 666592), (480, 645761), (496, 624930), (555, 558496), (563, 550560), (592, 523590), (620, 499944), (740, 418872), (744, 416620), (888, 349060), (930, 333296), (992, 312465), (1110, 279248), (1126, 275280), (1147, 270240), (1184, 261795), (1240, 249972), (1480, 209436), (1488, 208310), (1689, 183520), (1776, 174530), (1860, 166648), (2220, 139624), (2252, 137640), (2294, 135120), (2480, 124986), (2815, 110112), (2960, 104718), (2976, 104155), (3378, 91760), (3441, 90080), (3552, 87265), (3720, 83324), (4440, 69812), (4504, 68820), (4588, 67560), (4960, 62493), (5630, 55056), (5735, 54048), (5920, 52359), (6756, 45880), (6882, 45040), (7440, 41662), (8445, 36704), (8880, 34906), (9008, 34410), (9176, 33780), (11260, 27528), (11470, 27024), (13512, 22940), (13764, 22520), (14880, 20831), (16890, 18352), (17205, 18016), (17453, 17760)]