399738720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{827}}^1$

素因数の和:917

約数の個数: 192

約数和(自身を含む): 1352090880

約数和(自身を除く): 952352160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 53, 57, 60, 76, 80, 95, 96, 106, 114, 120, 152, 159, 160, 190, 212, 228, 240, 265, 285, 304, 318, 380, 424, 456, 480, 530, 570, 608, 636, 760, 795, 827, 848, 912, 1007, 1060, 1140, 1272, 1520, 1590, 1654, 1696, 1824, 2014, 2120, 2280, 2481, 2544, 3021, 3040, 3180, 3308, 4028, 4135, 4240, 4560, 4962, 5035, 5088, 6042, 6360, 6616, 8056, 8270, 8480, 9120, 9924, 10070, 12084, 12405, 12720, 13232, 15105, 15713, 16112, 16540, 19848, 20140, 24168, 24810, 25440, 26464, 30210, 31426, 32224, 33080, 39696, 40280, 43831, 47139, 48336, 49620, 60420, 62852, 66160, 78565, 79392, 80560, 87662, 94278, 96672, 99240, 120840, 125704, 131493, 132320, 157130, 161120, 175324, 188556, 198480, 219155, 235695, 241680, 251408, 262986, 314260, 350648, 377112, 396960, 438310, 471390, 483360, 502816, 525972, 628520, 657465, 701296, 754224, 832789, 876620, 942780, 1051944, 1257040, 1314930, 1402592, 1508448, 1665578, 1753240, 1885560, 2103888, 2498367, 2514080, 2629860, 3331156, 3506480, 3771120, 4163945, 4207776, 4996734, 5259720, 6662312, 7012960, 7542240, 8327890, 9993468, 10519440, 12491835, 13324624, 16655780, 19986936, 21038880, 24983670, 26649248, 33311560, 39973872, 49967340, 66623120, 79947744, 99934680, 133246240, 199869360, 399738720]

約数ペア:

[(1, 399738720), (2, 199869360), (3, 133246240), (4, 99934680), (5, 79947744), (6, 66623120), (8, 49967340), (10, 39973872), (12, 33311560), (15, 26649248), (16, 24983670), (19, 21038880), (20, 19986936), (24, 16655780), (30, 13324624), (32, 12491835), (38, 10519440), (40, 9993468), (48, 8327890), (53, 7542240), (57, 7012960), (60, 6662312), (76, 5259720), (80, 4996734), (95, 4207776), (96, 4163945), (106, 3771120), (114, 3506480), (120, 3331156), (152, 2629860), (159, 2514080), (160, 2498367), (190, 2103888), (212, 1885560), (228, 1753240), (240, 1665578), (265, 1508448), (285, 1402592), (304, 1314930), (318, 1257040), (380, 1051944), (424, 942780), (456, 876620), (480, 832789), (530, 754224), (570, 701296), (608, 657465), (636, 628520), (760, 525972), (795, 502816), (827, 483360), (848, 471390), (912, 438310), (1007, 396960), (1060, 377112), (1140, 350648), (1272, 314260), (1520, 262986), (1590, 251408), (1654, 241680), (1696, 235695), (1824, 219155), (2014, 198480), (2120, 188556), (2280, 175324), (2481, 161120), (2544, 157130), (3021, 132320), (3040, 131493), (3180, 125704), (3308, 120840), (4028, 99240), (4135, 96672), (4240, 94278), (4560, 87662), (4962, 80560), (5035, 79392), (5088, 78565), (6042, 66160), (6360, 62852), (6616, 60420), (8056, 49620), (8270, 48336), (8480, 47139), (9120, 43831), (9924, 40280), (10070, 39696), (12084, 33080), (12405, 32224), (12720, 31426), (13232, 30210), (15105, 26464), (15713, 25440), (16112, 24810), (16540, 24168), (19848, 20140)]