18315120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^2$

素因数の和:167

約数の個数: 120

約数和(自身を含む): 61027344

約数和(自身を除く): 42712224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 67, 68, 80, 85, 102, 120, 134, 136, 170, 201, 204, 240, 255, 268, 272, 335, 340, 402, 408, 510, 536, 670, 680, 804, 816, 1005, 1020, 1072, 1139, 1340, 1360, 1608, 2010, 2040, 2278, 2680, 3216, 3417, 4020, 4080, 4489, 4556, 5360, 5695, 6834, 8040, 8978, 9112, 11390, 13467, 13668, 16080, 17085, 17956, 18224, 22445, 22780, 26934, 27336, 34170, 35912, 44890, 45560, 53868, 54672, 67335, 68340, 71824, 76313, 89780, 91120, 107736, 134670, 136680, 152626, 179560, 215472, 228939, 269340, 273360, 305252, 359120, 381565, 457878, 538680, 610504, 763130, 915756, 1077360, 1144695, 1221008, 1526260, 1831512, 2289390, 3052520, 3663024, 4578780, 6105040, 9157560, 18315120]

約数ペア:

[(1, 18315120), (2, 9157560), (3, 6105040), (4, 4578780), (5, 3663024), (6, 3052520), (8, 2289390), (10, 1831512), (12, 1526260), (15, 1221008), (16, 1144695), (17, 1077360), (20, 915756), (24, 763130), (30, 610504), (34, 538680), (40, 457878), (48, 381565), (51, 359120), (60, 305252), (67, 273360), (68, 269340), (80, 228939), (85, 215472), (102, 179560), (120, 152626), (134, 136680), (136, 134670), (170, 107736), (201, 91120), (204, 89780), (240, 76313), (255, 71824), (268, 68340), (272, 67335), (335, 54672), (340, 53868), (402, 45560), (408, 44890), (510, 35912), (536, 34170), (670, 27336), (680, 26934), (804, 22780), (816, 22445), (1005, 18224), (1020, 17956), (1072, 17085), (1139, 16080), (1340, 13668), (1360, 13467), (1608, 11390), (2010, 9112), (2040, 8978), (2278, 8040), (2680, 6834), (3216, 5695), (3417, 5360), (4020, 4556), (4080, 4489)]