30988980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 240

約数和(自身を含む): 111234816

約数和(自身を除く): 80245836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 37, 44, 45, 47, 54, 55, 60, 66, 74, 81, 90, 94, 99, 108, 110, 111, 132, 135, 141, 148, 162, 165, 180, 185, 188, 198, 220, 222, 235, 270, 282, 297, 324, 330, 333, 370, 396, 405, 407, 423, 444, 470, 495, 517, 540, 555, 564, 594, 660, 666, 705, 740, 810, 814, 846, 891, 940, 990, 999, 1034, 1110, 1188, 1221, 1269, 1332, 1410, 1485, 1551, 1620, 1628, 1665, 1692, 1739, 1782, 1980, 1998, 2035, 2068, 2115, 2220, 2442, 2538, 2585, 2820, 2970, 2997, 3102, 3330, 3478, 3564, 3663, 3807, 3996, 4070, 4230, 4455, 4653, 4884, 4995, 5076, 5170, 5217, 5940, 5994, 6105, 6204, 6345, 6660, 6956, 7326, 7614, 7755, 8140, 8460, 8695, 8910, 9306, 9990, 10340, 10434, 10989, 11988, 12210, 12690, 13959, 14652, 14985, 15228, 15510, 15651, 17390, 17820, 18315, 18612, 19035, 19129, 19980, 20868, 21978, 23265, 24420, 25380, 26085, 27918, 29970, 31020, 31302, 32967, 34780, 36630, 38070, 38258, 41877, 43956, 46530, 46953, 52170, 54945, 55836, 57387, 59940, 62604, 65934, 69795, 73260, 76140, 76516, 78255, 83754, 93060, 93906, 95645, 104340, 109890, 114774, 131868, 139590, 140859, 156510, 164835, 167508, 172161, 187812, 191290, 209385, 219780, 229548, 234765, 279180, 281718, 286935, 313020, 329670, 344322, 382580, 418770, 469530, 516483, 563436, 573870, 659340, 688644, 704295, 837540, 860805, 939060, 1032966, 1147740, 1408590, 1549449, 1721610, 2065932, 2582415, 2817180, 3098898, 3443220, 5164830, 6197796, 7747245, 10329660, 15494490, 30988980]

約数ペア:

[(1, 30988980), (2, 15494490), (3, 10329660), (4, 7747245), (5, 6197796), (6, 5164830), (9, 3443220), (10, 3098898), (11, 2817180), (12, 2582415), (15, 2065932), (18, 1721610), (20, 1549449), (22, 1408590), (27, 1147740), (30, 1032966), (33, 939060), (36, 860805), (37, 837540), (44, 704295), (45, 688644), (47, 659340), (54, 573870), (55, 563436), (60, 516483), (66, 469530), (74, 418770), (81, 382580), (90, 344322), (94, 329670), (99, 313020), (108, 286935), (110, 281718), (111, 279180), (132, 234765), (135, 229548), (141, 219780), (148, 209385), (162, 191290), (165, 187812), (180, 172161), (185, 167508), (188, 164835), (198, 156510), (220, 140859), (222, 139590), (235, 131868), (270, 114774), (282, 109890), (297, 104340), (324, 95645), (330, 93906), (333, 93060), (370, 83754), (396, 78255), (405, 76516), (407, 76140), (423, 73260), (444, 69795), (470, 65934), (495, 62604), (517, 59940), (540, 57387), (555, 55836), (564, 54945), (594, 52170), (660, 46953), (666, 46530), (705, 43956), (740, 41877), (810, 38258), (814, 38070), (846, 36630), (891, 34780), (940, 32967), (990, 31302), (999, 31020), (1034, 29970), (1110, 27918), (1188, 26085), (1221, 25380), (1269, 24420), (1332, 23265), (1410, 21978), (1485, 20868), (1551, 19980), (1620, 19129), (1628, 19035), (1665, 18612), (1692, 18315), (1739, 17820), (1782, 17390), (1980, 15651), (1998, 15510), (2035, 15228), (2068, 14985), (2115, 14652), (2220, 13959), (2442, 12690), (2538, 12210), (2585, 11988), (2820, 10989), (2970, 10434), (2997, 10340), (3102, 9990), (3330, 9306), (3478, 8910), (3564, 8695), (3663, 8460), (3807, 8140), (3996, 7755), (4070, 7614), (4230, 7326), (4455, 6956), (4653, 6660), (4884, 6345), (4995, 6204), (5076, 6105), (5170, 5994), (5217, 5940)]