31310880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:139

約数の個数: 192

約数和(自身を含む): 106178688

約数和(自身を除く): 74867808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 41, 43, 48, 60, 74, 80, 82, 86, 96, 111, 120, 123, 129, 148, 160, 164, 172, 185, 205, 215, 222, 240, 246, 258, 296, 328, 344, 370, 410, 430, 444, 480, 492, 516, 555, 592, 615, 645, 656, 688, 740, 820, 860, 888, 984, 1032, 1110, 1184, 1230, 1290, 1312, 1376, 1480, 1517, 1591, 1640, 1720, 1763, 1776, 1968, 2064, 2220, 2460, 2580, 2960, 3034, 3182, 3280, 3440, 3526, 3552, 3936, 4128, 4440, 4551, 4773, 4920, 5160, 5289, 5920, 6068, 6364, 6560, 6880, 7052, 7585, 7955, 8815, 8880, 9102, 9546, 9840, 10320, 10578, 12136, 12728, 14104, 15170, 15910, 17630, 17760, 18204, 19092, 19680, 20640, 21156, 22755, 23865, 24272, 25456, 26445, 28208, 30340, 31820, 35260, 36408, 38184, 42312, 45510, 47730, 48544, 50912, 52890, 56416, 60680, 63640, 65231, 70520, 72816, 76368, 84624, 91020, 95460, 105780, 121360, 127280, 130462, 141040, 145632, 152736, 169248, 182040, 190920, 195693, 211560, 242720, 254560, 260924, 282080, 326155, 364080, 381840, 391386, 423120, 521848, 652310, 728160, 763680, 782772, 846240, 978465, 1043696, 1304620, 1565544, 1956930, 2087392, 2609240, 3131088, 3913860, 5218480, 6262176, 7827720, 10436960, 15655440, 31310880]

約数ペア:

[(1, 31310880), (2, 15655440), (3, 10436960), (4, 7827720), (5, 6262176), (6, 5218480), (8, 3913860), (10, 3131088), (12, 2609240), (15, 2087392), (16, 1956930), (20, 1565544), (24, 1304620), (30, 1043696), (32, 978465), (37, 846240), (40, 782772), (41, 763680), (43, 728160), (48, 652310), (60, 521848), (74, 423120), (80, 391386), (82, 381840), (86, 364080), (96, 326155), (111, 282080), (120, 260924), (123, 254560), (129, 242720), (148, 211560), (160, 195693), (164, 190920), (172, 182040), (185, 169248), (205, 152736), (215, 145632), (222, 141040), (240, 130462), (246, 127280), (258, 121360), (296, 105780), (328, 95460), (344, 91020), (370, 84624), (410, 76368), (430, 72816), (444, 70520), (480, 65231), (492, 63640), (516, 60680), (555, 56416), (592, 52890), (615, 50912), (645, 48544), (656, 47730), (688, 45510), (740, 42312), (820, 38184), (860, 36408), (888, 35260), (984, 31820), (1032, 30340), (1110, 28208), (1184, 26445), (1230, 25456), (1290, 24272), (1312, 23865), (1376, 22755), (1480, 21156), (1517, 20640), (1591, 19680), (1640, 19092), (1720, 18204), (1763, 17760), (1776, 17630), (1968, 15910), (2064, 15170), (2220, 14104), (2460, 12728), (2580, 12136), (2960, 10578), (3034, 10320), (3182, 9840), (3280, 9546), (3440, 9102), (3526, 8880), (3552, 8815), (3936, 7955), (4128, 7585), (4440, 7052), (4551, 6880), (4773, 6560), (4920, 6364), (5160, 6068), (5289, 5920)]