30704760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^2$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 106633800

約数和(自身を除く): 75929040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 67, 72, 76, 90, 95, 114, 120, 134, 152, 171, 180, 190, 201, 228, 268, 285, 335, 342, 360, 380, 402, 456, 536, 570, 603, 670, 684, 760, 804, 855, 1005, 1140, 1206, 1273, 1340, 1368, 1608, 1710, 2010, 2280, 2412, 2546, 2680, 3015, 3420, 3819, 4020, 4489, 4824, 5092, 6030, 6365, 6840, 7638, 8040, 8978, 10184, 11457, 12060, 12730, 13467, 15276, 17956, 19095, 22445, 22914, 24120, 25460, 26934, 30552, 35912, 38190, 40401, 44890, 45828, 50920, 53868, 57285, 67335, 76380, 80802, 85291, 89780, 91656, 107736, 114570, 134670, 152760, 161604, 170582, 179560, 202005, 229140, 255873, 269340, 323208, 341164, 404010, 426455, 458280, 511746, 538680, 682328, 767619, 808020, 852910, 1023492, 1279365, 1535238, 1616040, 1705820, 2046984, 2558730, 3070476, 3411640, 3838095, 5117460, 6140952, 7676190, 10234920, 15352380, 30704760]

約数ペア:

[(1, 30704760), (2, 15352380), (3, 10234920), (4, 7676190), (5, 6140952), (6, 5117460), (8, 3838095), (9, 3411640), (10, 3070476), (12, 2558730), (15, 2046984), (18, 1705820), (19, 1616040), (20, 1535238), (24, 1279365), (30, 1023492), (36, 852910), (38, 808020), (40, 767619), (45, 682328), (57, 538680), (60, 511746), (67, 458280), (72, 426455), (76, 404010), (90, 341164), (95, 323208), (114, 269340), (120, 255873), (134, 229140), (152, 202005), (171, 179560), (180, 170582), (190, 161604), (201, 152760), (228, 134670), (268, 114570), (285, 107736), (335, 91656), (342, 89780), (360, 85291), (380, 80802), (402, 76380), (456, 67335), (536, 57285), (570, 53868), (603, 50920), (670, 45828), (684, 44890), (760, 40401), (804, 38190), (855, 35912), (1005, 30552), (1140, 26934), (1206, 25460), (1273, 24120), (1340, 22914), (1368, 22445), (1608, 19095), (1710, 17956), (2010, 15276), (2280, 13467), (2412, 12730), (2546, 12060), (2680, 11457), (3015, 10184), (3420, 8978), (3819, 8040), (4020, 7638), (4489, 6840), (4824, 6365), (5092, 6030)]