245278944

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{331}}^1$

素因数の和:461

約数の個数: 144

約数和(自身を含む): 730888704

約数和(自身を除く): 485609760

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 83, 93, 96, 124, 144, 166, 186, 248, 249, 279, 288, 331, 332, 372, 496, 498, 558, 662, 664, 744, 747, 992, 993, 996, 1116, 1324, 1328, 1488, 1494, 1986, 1992, 2232, 2573, 2648, 2656, 2976, 2979, 2988, 3972, 3984, 4464, 5146, 5296, 5958, 5976, 7719, 7944, 7968, 8928, 10261, 10292, 10592, 11916, 11952, 15438, 15888, 20522, 20584, 23157, 23832, 23904, 27473, 30783, 30876, 31776, 41044, 41168, 46314, 47664, 54946, 61566, 61752, 82088, 82336, 82419, 92349, 92628, 95328, 109892, 123132, 123504, 164176, 164838, 184698, 185256, 219784, 246264, 247008, 247257, 328352, 329676, 369396, 370512, 439568, 492528, 494514, 659352, 738792, 741024, 851663, 879136, 985056, 989028, 1318704, 1477584, 1703326, 1978056, 2554989, 2637408, 2955168, 3406652, 3956112, 5109978, 6813304, 7664967, 7912224, 10219956, 13626608, 15329934, 20439912, 27253216, 30659868, 40879824, 61319736, 81759648, 122639472, 245278944]

約数ペア:

[(1, 245278944), (2, 122639472), (3, 81759648), (4, 61319736), (6, 40879824), (8, 30659868), (9, 27253216), (12, 20439912), (16, 15329934), (18, 13626608), (24, 10219956), (31, 7912224), (32, 7664967), (36, 6813304), (48, 5109978), (62, 3956112), (72, 3406652), (83, 2955168), (93, 2637408), (96, 2554989), (124, 1978056), (144, 1703326), (166, 1477584), (186, 1318704), (248, 989028), (249, 985056), (279, 879136), (288, 851663), (331, 741024), (332, 738792), (372, 659352), (496, 494514), (498, 492528), (558, 439568), (662, 370512), (664, 369396), (744, 329676), (747, 328352), (992, 247257), (993, 247008), (996, 246264), (1116, 219784), (1324, 185256), (1328, 184698), (1488, 164838), (1494, 164176), (1986, 123504), (1992, 123132), (2232, 109892), (2573, 95328), (2648, 92628), (2656, 92349), (2976, 82419), (2979, 82336), (2988, 82088), (3972, 61752), (3984, 61566), (4464, 54946), (5146, 47664), (5296, 46314), (5958, 41168), (5976, 41044), (7719, 31776), (7944, 30876), (7968, 30783), (8928, 27473), (10261, 23904), (10292, 23832), (10592, 23157), (11916, 20584), (11952, 20522), (15438, 15888)]