40939680

素因数分解:

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

素因数の和:171

約数の個数: 144

約数和(自身を含む): 137803680

約数和(自身を除く): 96864000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 67, 76, 80, 95, 96, 114, 120, 134, 152, 160, 190, 201, 228, 240, 268, 285, 304, 335, 380, 402, 456, 480, 536, 570, 608, 670, 760, 804, 912, 1005, 1072, 1140, 1273, 1340, 1520, 1608, 1824, 2010, 2144, 2280, 2546, 2680, 3040, 3216, 3819, 4020, 4489, 4560, 5092, 5360, 6365, 6432, 7638, 8040, 8978, 9120, 10184, 10720, 12730, 13467, 15276, 16080, 17956, 19095, 20368, 22445, 25460, 26934, 30552, 32160, 35912, 38190, 40736, 44890, 50920, 53868, 61104, 67335, 71824, 76380, 85291, 89780, 101840, 107736, 122208, 134670, 143648, 152760, 170582, 179560, 203680, 215472, 255873, 269340, 305520, 341164, 359120, 426455, 430944, 511746, 538680, 611040, 682328, 718240, 852910, 1023492, 1077360, 1279365, 1364656, 1705820, 2046984, 2154720, 2558730, 2729312, 3411640, 4093968, 5117460, 6823280, 8187936, 10234920, 13646560, 20469840, 40939680]

約数ペア:

[(1, 40939680), (2, 20469840), (3, 13646560), (4, 10234920), (5, 8187936), (6, 6823280), (8, 5117460), (10, 4093968), (12, 3411640), (15, 2729312), (16, 2558730), (19, 2154720), (20, 2046984), (24, 1705820), (30, 1364656), (32, 1279365), (38, 1077360), (40, 1023492), (48, 852910), (57, 718240), (60, 682328), (67, 611040), (76, 538680), (80, 511746), (95, 430944), (96, 426455), (114, 359120), (120, 341164), (134, 305520), (152, 269340), (160, 255873), (190, 215472), (201, 203680), (228, 179560), (240, 170582), (268, 152760), (285, 143648), (304, 134670), (335, 122208), (380, 107736), (402, 101840), (456, 89780), (480, 85291), (536, 76380), (570, 71824), (608, 67335), (670, 61104), (760, 53868), (804, 50920), (912, 44890), (1005, 40736), (1072, 38190), (1140, 35912), (1273, 32160), (1340, 30552), (1520, 26934), (1608, 25460), (1824, 22445), (2010, 20368), (2144, 19095), (2280, 17956), (2546, 16080), (2680, 15276), (3040, 13467), (3216, 12730), (3819, 10720), (4020, 10184), (4489, 9120), (4560, 8978), (5092, 8040), (5360, 7638), (6365, 6432)]