16507920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1$

素因数の和:90

約数の個数: 240

約数和(自身を含む): 62085312

約数和(自身を除く): 45577392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 37, 39, 40, 44, 48, 52, 55, 60, 65, 66, 74, 78, 80, 88, 104, 110, 111, 120, 130, 132, 143, 148, 156, 165, 169, 176, 185, 195, 208, 220, 222, 240, 260, 264, 286, 296, 312, 330, 338, 370, 390, 407, 429, 440, 444, 481, 507, 520, 528, 555, 572, 592, 624, 660, 676, 715, 740, 780, 814, 845, 858, 880, 888, 962, 1014, 1040, 1110, 1144, 1221, 1320, 1352, 1430, 1443, 1480, 1560, 1628, 1690, 1716, 1776, 1859, 1924, 2028, 2035, 2145, 2220, 2288, 2405, 2442, 2535, 2640, 2704, 2860, 2886, 2960, 3120, 3256, 3380, 3432, 3718, 3848, 4056, 4070, 4290, 4440, 4810, 4884, 5070, 5291, 5577, 5720, 5772, 6105, 6253, 6512, 6760, 6864, 7215, 7436, 7696, 8112, 8140, 8580, 8880, 9295, 9620, 9768, 10140, 10582, 11154, 11440, 11544, 12210, 12506, 13520, 14430, 14872, 15873, 16280, 17160, 18590, 18759, 19240, 19536, 20280, 21164, 22308, 23088, 24420, 25012, 26455, 27885, 28860, 29744, 31265, 31746, 32560, 34320, 37180, 37518, 38480, 40560, 42328, 44616, 48840, 50024, 52910, 55770, 57720, 62530, 63492, 68783, 74360, 75036, 79365, 84656, 89232, 93795, 97680, 100048, 105820, 111540, 115440, 125060, 126984, 137566, 148720, 150072, 158730, 187590, 206349, 211640, 223080, 250120, 253968, 275132, 300144, 317460, 343915, 375180, 412698, 423280, 446160, 500240, 550264, 634920, 687830, 750360, 825396, 1031745, 1100528, 1269840, 1375660, 1500720, 1650792, 2063490, 2751320, 3301584, 4126980, 5502640, 8253960, 16507920]

約数ペア:

[(1, 16507920), (2, 8253960), (3, 5502640), (4, 4126980), (5, 3301584), (6, 2751320), (8, 2063490), (10, 1650792), (11, 1500720), (12, 1375660), (13, 1269840), (15, 1100528), (16, 1031745), (20, 825396), (22, 750360), (24, 687830), (26, 634920), (30, 550264), (33, 500240), (37, 446160), (39, 423280), (40, 412698), (44, 375180), (48, 343915), (52, 317460), (55, 300144), (60, 275132), (65, 253968), (66, 250120), (74, 223080), (78, 211640), (80, 206349), (88, 187590), (104, 158730), (110, 150072), (111, 148720), (120, 137566), (130, 126984), (132, 125060), (143, 115440), (148, 111540), (156, 105820), (165, 100048), (169, 97680), (176, 93795), (185, 89232), (195, 84656), (208, 79365), (220, 75036), (222, 74360), (240, 68783), (260, 63492), (264, 62530), (286, 57720), (296, 55770), (312, 52910), (330, 50024), (338, 48840), (370, 44616), (390, 42328), (407, 40560), (429, 38480), (440, 37518), (444, 37180), (481, 34320), (507, 32560), (520, 31746), (528, 31265), (555, 29744), (572, 28860), (592, 27885), (624, 26455), (660, 25012), (676, 24420), (715, 23088), (740, 22308), (780, 21164), (814, 20280), (845, 19536), (858, 19240), (880, 18759), (888, 18590), (962, 17160), (1014, 16280), (1040, 15873), (1110, 14872), (1144, 14430), (1221, 13520), (1320, 12506), (1352, 12210), (1430, 11544), (1443, 11440), (1480, 11154), (1560, 10582), (1628, 10140), (1690, 9768), (1716, 9620), (1776, 9295), (1859, 8880), (1924, 8580), (2028, 8140), (2035, 8112), (2145, 7696), (2220, 7436), (2288, 7215), (2405, 6864), (2442, 6760), (2535, 6512), (2640, 6253), (2704, 6105), (2860, 5772), (2886, 5720), (2960, 5577), (3120, 5291), (3256, 5070), (3380, 4884), (3432, 4810), (3718, 4440), (3848, 4290), (4056, 4070)]