278333760

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{757}}^1$

素因数の和:1160

約数の個数: 112

約数和(自身を含む): 887187456

約数和(自身を除く): 608853696

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 383, 480, 757, 766, 960, 1149, 1514, 1532, 1915, 2271, 2298, 3028, 3064, 3785, 3830, 4542, 4596, 5745, 6056, 6128, 7570, 7660, 9084, 9192, 11355, 11490, 12112, 12256, 15140, 15320, 18168, 18384, 22710, 22980, 24224, 24512, 30280, 30640, 36336, 36768, 45420, 45960, 48448, 60560, 61280, 72672, 73536, 90840, 91920, 121120, 122560, 145344, 181680, 183840, 242240, 289931, 363360, 367680, 579862, 726720, 869793, 1159724, 1449655, 1739586, 2319448, 2899310, 3479172, 4348965, 4638896, 5798620, 6958344, 8697930, 9277792, 11597240, 13916688, 17395860, 18555584, 23194480, 27833376, 34791720, 46388960, 55666752, 69583440, 92777920, 139166880, 278333760]

約数ペア:

[(1, 278333760), (2, 139166880), (3, 92777920), (4, 69583440), (5, 55666752), (6, 46388960), (8, 34791720), (10, 27833376), (12, 23194480), (15, 18555584), (16, 17395860), (20, 13916688), (24, 11597240), (30, 9277792), (32, 8697930), (40, 6958344), (48, 5798620), (60, 4638896), (64, 4348965), (80, 3479172), (96, 2899310), (120, 2319448), (160, 1739586), (192, 1449655), (240, 1159724), (320, 869793), (383, 726720), (480, 579862), (757, 367680), (766, 363360), (960, 289931), (1149, 242240), (1514, 183840), (1532, 181680), (1915, 145344), (2271, 122560), (2298, 121120), (3028, 91920), (3064, 90840), (3785, 73536), (3830, 72672), (4542, 61280), (4596, 60560), (5745, 48448), (6056, 45960), (6128, 45420), (7570, 36768), (7660, 36336), (9084, 30640), (9192, 30280), (11355, 24512), (11490, 24224), (12112, 22980), (12256, 22710), (15140, 18384), (15320, 18168)]