19463520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 192

約数和(自身を含む): 67060224

約数和(自身を除く): 47596704

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 41, 43, 46, 48, 60, 69, 80, 82, 86, 92, 96, 115, 120, 123, 129, 138, 160, 164, 172, 184, 205, 215, 230, 240, 246, 258, 276, 328, 344, 345, 368, 410, 430, 460, 480, 492, 516, 552, 615, 645, 656, 688, 690, 736, 820, 860, 920, 943, 984, 989, 1032, 1104, 1230, 1290, 1312, 1376, 1380, 1640, 1720, 1763, 1840, 1886, 1968, 1978, 2064, 2208, 2460, 2580, 2760, 2829, 2967, 3280, 3440, 3526, 3680, 3772, 3936, 3956, 4128, 4715, 4920, 4945, 5160, 5289, 5520, 5658, 5934, 6560, 6880, 7052, 7544, 7912, 8815, 9430, 9840, 9890, 10320, 10578, 11040, 11316, 11868, 14104, 14145, 14835, 15088, 15824, 17630, 18860, 19680, 19780, 20640, 21156, 22632, 23736, 26445, 28208, 28290, 29670, 30176, 31648, 35260, 37720, 39560, 40549, 42312, 45264, 47472, 52890, 56416, 56580, 59340, 70520, 75440, 79120, 81098, 84624, 90528, 94944, 105780, 113160, 118680, 121647, 141040, 150880, 158240, 162196, 169248, 202745, 211560, 226320, 237360, 243294, 282080, 324392, 405490, 423120, 452640, 474720, 486588, 608235, 648784, 810980, 846240, 973176, 1216470, 1297568, 1621960, 1946352, 2432940, 3243920, 3892704, 4865880, 6487840, 9731760, 19463520]

約数ペア:

[(1, 19463520), (2, 9731760), (3, 6487840), (4, 4865880), (5, 3892704), (6, 3243920), (8, 2432940), (10, 1946352), (12, 1621960), (15, 1297568), (16, 1216470), (20, 973176), (23, 846240), (24, 810980), (30, 648784), (32, 608235), (40, 486588), (41, 474720), (43, 452640), (46, 423120), (48, 405490), (60, 324392), (69, 282080), (80, 243294), (82, 237360), (86, 226320), (92, 211560), (96, 202745), (115, 169248), (120, 162196), (123, 158240), (129, 150880), (138, 141040), (160, 121647), (164, 118680), (172, 113160), (184, 105780), (205, 94944), (215, 90528), (230, 84624), (240, 81098), (246, 79120), (258, 75440), (276, 70520), (328, 59340), (344, 56580), (345, 56416), (368, 52890), (410, 47472), (430, 45264), (460, 42312), (480, 40549), (492, 39560), (516, 37720), (552, 35260), (615, 31648), (645, 30176), (656, 29670), (688, 28290), (690, 28208), (736, 26445), (820, 23736), (860, 22632), (920, 21156), (943, 20640), (984, 19780), (989, 19680), (1032, 18860), (1104, 17630), (1230, 15824), (1290, 15088), (1312, 14835), (1376, 14145), (1380, 14104), (1640, 11868), (1720, 11316), (1763, 11040), (1840, 10578), (1886, 10320), (1968, 9890), (1978, 9840), (2064, 9430), (2208, 8815), (2460, 7912), (2580, 7544), (2760, 7052), (2829, 6880), (2967, 6560), (3280, 5934), (3440, 5658), (3526, 5520), (3680, 5289), (3772, 5160), (3936, 4945), (3956, 4920), (4128, 4715)]