378512480

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:197

約数の個数: 144

約数和(自身を含む): 992186496

約数和(自身を除く): 613674016

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 31, 32, 34, 40, 62, 67, 68, 80, 85, 124, 134, 136, 155, 160, 170, 248, 268, 272, 310, 335, 340, 496, 527, 536, 544, 620, 670, 680, 992, 1054, 1072, 1139, 1240, 1340, 1360, 2077, 2108, 2144, 2278, 2480, 2635, 2680, 2720, 4154, 4216, 4489, 4556, 4960, 5270, 5360, 5695, 8308, 8432, 8978, 9112, 10385, 10540, 10720, 11390, 16616, 16864, 17956, 18224, 20770, 21080, 22445, 22780, 33232, 35309, 35912, 36448, 41540, 42160, 44890, 45560, 66464, 70618, 71824, 76313, 83080, 84320, 89780, 91120, 139159, 141236, 143648, 152626, 166160, 176545, 179560, 182240, 278318, 282472, 305252, 332320, 353090, 359120, 381565, 556636, 564944, 610504, 695795, 706180, 718240, 763130, 1113272, 1129888, 1221008, 1391590, 1412360, 1526260, 2226544, 2365703, 2442016, 2783180, 2824720, 3052520, 4453088, 4731406, 5566360, 5649440, 6105040, 9462812, 11132720, 11828515, 12210080, 18925624, 22265440, 23657030, 37851248, 47314060, 75702496, 94628120, 189256240, 378512480]

約数ペア:

[(1, 378512480), (2, 189256240), (4, 94628120), (5, 75702496), (8, 47314060), (10, 37851248), (16, 23657030), (17, 22265440), (20, 18925624), (31, 12210080), (32, 11828515), (34, 11132720), (40, 9462812), (62, 6105040), (67, 5649440), (68, 5566360), (80, 4731406), (85, 4453088), (124, 3052520), (134, 2824720), (136, 2783180), (155, 2442016), (160, 2365703), (170, 2226544), (248, 1526260), (268, 1412360), (272, 1391590), (310, 1221008), (335, 1129888), (340, 1113272), (496, 763130), (527, 718240), (536, 706180), (544, 695795), (620, 610504), (670, 564944), (680, 556636), (992, 381565), (1054, 359120), (1072, 353090), (1139, 332320), (1240, 305252), (1340, 282472), (1360, 278318), (2077, 182240), (2108, 179560), (2144, 176545), (2278, 166160), (2480, 152626), (2635, 143648), (2680, 141236), (2720, 139159), (4154, 91120), (4216, 89780), (4489, 84320), (4556, 83080), (4960, 76313), (5270, 71824), (5360, 70618), (5695, 66464), (8308, 45560), (8432, 44890), (8978, 42160), (9112, 41540), (10385, 36448), (10540, 35912), (10720, 35309), (11390, 33232), (16616, 22780), (16864, 22445), (17956, 21080), (18224, 20770)]