631455120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1558

約数の個数: 240

約数和(自身を含む): 2305804800

約数和(自身を除く): 1674349680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 114, 120, 124, 144, 152, 155, 171, 180, 186, 190, 228, 240, 248, 279, 285, 304, 310, 342, 360, 372, 380, 456, 465, 496, 558, 570, 589, 620, 684, 720, 744, 760, 855, 912, 930, 1116, 1140, 1178, 1240, 1368, 1395, 1488, 1489, 1520, 1710, 1767, 1860, 2232, 2280, 2356, 2480, 2736, 2790, 2945, 2978, 3420, 3534, 3720, 4464, 4467, 4560, 4712, 5301, 5580, 5890, 5956, 6840, 7068, 7440, 7445, 8835, 8934, 9424, 10602, 11160, 11780, 11912, 13401, 13680, 14136, 14890, 17670, 17868, 21204, 22320, 22335, 23560, 23824, 26505, 26802, 28272, 28291, 29780, 35340, 35736, 42408, 44670, 46159, 47120, 53010, 53604, 56582, 59560, 67005, 70680, 71472, 84816, 84873, 89340, 92318, 106020, 107208, 113164, 119120, 134010, 138477, 141360, 141455, 169746, 178680, 184636, 212040, 214416, 226328, 230795, 254619, 268020, 276954, 282910, 339492, 357360, 369272, 415431, 424080, 424365, 452656, 461590, 509238, 536040, 553908, 565820, 678984, 692385, 738544, 830862, 848730, 877021, 923180, 1018476, 1072080, 1107816, 1131640, 1273095, 1357968, 1384770, 1661724, 1697460, 1754042, 1846360, 2036952, 2077155, 2215632, 2263280, 2546190, 2631063, 2769540, 3323448, 3394920, 3508084, 3692720, 4073904, 4154310, 4385105, 5092380, 5262126, 5539080, 6646896, 6789840, 7016168, 7893189, 8308620, 8770210, 10184760, 10524252, 11078160, 13155315, 14032336, 15786378, 16617240, 17540420, 20369520, 21048504, 26310630, 31572756, 33234480, 35080840, 39465945, 42097008, 52621260, 63145512, 70161680, 78931890, 105242520, 126291024, 157863780, 210485040, 315727560, 631455120]

約数ペア:

[(1, 631455120), (2, 315727560), (3, 210485040), (4, 157863780), (5, 126291024), (6, 105242520), (8, 78931890), (9, 70161680), (10, 63145512), (12, 52621260), (15, 42097008), (16, 39465945), (18, 35080840), (19, 33234480), (20, 31572756), (24, 26310630), (30, 21048504), (31, 20369520), (36, 17540420), (38, 16617240), (40, 15786378), (45, 14032336), (48, 13155315), (57, 11078160), (60, 10524252), (62, 10184760), (72, 8770210), (76, 8308620), (80, 7893189), (90, 7016168), (93, 6789840), (95, 6646896), (114, 5539080), (120, 5262126), (124, 5092380), (144, 4385105), (152, 4154310), (155, 4073904), (171, 3692720), (180, 3508084), (186, 3394920), (190, 3323448), (228, 2769540), (240, 2631063), (248, 2546190), (279, 2263280), (285, 2215632), (304, 2077155), (310, 2036952), (342, 1846360), (360, 1754042), (372, 1697460), (380, 1661724), (456, 1384770), (465, 1357968), (496, 1273095), (558, 1131640), (570, 1107816), (589, 1072080), (620, 1018476), (684, 923180), (720, 877021), (744, 848730), (760, 830862), (855, 738544), (912, 692385), (930, 678984), (1116, 565820), (1140, 553908), (1178, 536040), (1240, 509238), (1368, 461590), (1395, 452656), (1488, 424365), (1489, 424080), (1520, 415431), (1710, 369272), (1767, 357360), (1860, 339492), (2232, 282910), (2280, 276954), (2356, 268020), (2480, 254619), (2736, 230795), (2790, 226328), (2945, 214416), (2978, 212040), (3420, 184636), (3534, 178680), (3720, 169746), (4464, 141455), (4467, 141360), (4560, 138477), (4712, 134010), (5301, 119120), (5580, 113164), (5890, 107208), (5956, 106020), (6840, 92318), (7068, 89340), (7440, 84873), (7445, 84816), (8835, 71472), (8934, 70680), (9424, 67005), (10602, 59560), (11160, 56582), (11780, 53604), (11912, 53010), (13401, 47120), (13680, 46159), (14136, 44670), (14890, 42408), (17670, 35736), (17868, 35340), (21204, 29780), (22320, 28291), (22335, 28272), (23560, 26802), (23824, 26505)]