31218240

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1100

約数の個数: 112

約数和(自身を含む): 102412800

約数和(自身を除く): 71194560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1049, 1240, 1488, 1860, 1984, 2098, 2480, 2976, 3147, 3720, 4196, 4960, 5245, 5952, 6294, 7440, 8392, 9920, 10490, 12588, 14880, 15735, 16784, 20980, 25176, 29760, 31470, 32519, 33568, 41960, 50352, 62940, 65038, 67136, 83920, 97557, 100704, 125880, 130076, 162595, 167840, 195114, 201408, 251760, 260152, 325190, 335680, 390228, 487785, 503520, 520304, 650380, 780456, 975570, 1007040, 1040608, 1300760, 1560912, 1951140, 2081216, 2601520, 3121824, 3902280, 5203040, 6243648, 7804560, 10406080, 15609120, 31218240]

約数ペア:

[(1, 31218240), (2, 15609120), (3, 10406080), (4, 7804560), (5, 6243648), (6, 5203040), (8, 3902280), (10, 3121824), (12, 2601520), (15, 2081216), (16, 1951140), (20, 1560912), (24, 1300760), (30, 1040608), (31, 1007040), (32, 975570), (40, 780456), (48, 650380), (60, 520304), (62, 503520), (64, 487785), (80, 390228), (93, 335680), (96, 325190), (120, 260152), (124, 251760), (155, 201408), (160, 195114), (186, 167840), (192, 162595), (240, 130076), (248, 125880), (310, 100704), (320, 97557), (372, 83920), (465, 67136), (480, 65038), (496, 62940), (620, 50352), (744, 41960), (930, 33568), (960, 32519), (992, 31470), (1049, 29760), (1240, 25176), (1488, 20980), (1860, 16784), (1984, 15735), (2098, 14880), (2480, 12588), (2976, 10490), (3147, 9920), (3720, 8392), (4196, 7440), (4960, 6294), (5245, 5952)]