15600780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:200

約数の個数: 144

約数和(自身を含む): 52284960

約数和(自身を除く): 36684180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 59, 60, 65, 78, 90, 113, 117, 118, 130, 156, 177, 180, 195, 226, 234, 236, 260, 295, 339, 354, 390, 452, 468, 531, 565, 585, 590, 678, 708, 767, 780, 885, 1017, 1062, 1130, 1170, 1180, 1356, 1469, 1534, 1695, 1770, 2034, 2124, 2260, 2301, 2340, 2655, 2938, 3068, 3390, 3540, 3835, 4068, 4407, 4602, 5085, 5310, 5876, 6667, 6780, 6903, 7345, 7670, 8814, 9204, 10170, 10620, 11505, 13221, 13334, 13806, 14690, 15340, 17628, 20001, 20340, 22035, 23010, 26442, 26668, 27612, 29380, 33335, 34515, 40002, 44070, 46020, 52884, 60003, 66105, 66670, 69030, 80004, 86671, 88140, 100005, 120006, 132210, 133340, 138060, 173342, 200010, 240012, 260013, 264420, 300015, 346684, 400020, 433355, 520026, 600030, 780039, 866710, 1040052, 1200060, 1300065, 1560078, 1733420, 2600130, 3120156, 3900195, 5200260, 7800390, 15600780]

約数ペア:

[(1, 15600780), (2, 7800390), (3, 5200260), (4, 3900195), (5, 3120156), (6, 2600130), (9, 1733420), (10, 1560078), (12, 1300065), (13, 1200060), (15, 1040052), (18, 866710), (20, 780039), (26, 600030), (30, 520026), (36, 433355), (39, 400020), (45, 346684), (52, 300015), (59, 264420), (60, 260013), (65, 240012), (78, 200010), (90, 173342), (113, 138060), (117, 133340), (118, 132210), (130, 120006), (156, 100005), (177, 88140), (180, 86671), (195, 80004), (226, 69030), (234, 66670), (236, 66105), (260, 60003), (295, 52884), (339, 46020), (354, 44070), (390, 40002), (452, 34515), (468, 33335), (531, 29380), (565, 27612), (585, 26668), (590, 26442), (678, 23010), (708, 22035), (767, 20340), (780, 20001), (885, 17628), (1017, 15340), (1062, 14690), (1130, 13806), (1170, 13334), (1180, 13221), (1356, 11505), (1469, 10620), (1534, 10170), (1695, 9204), (1770, 8814), (2034, 7670), (2124, 7345), (2260, 6903), (2301, 6780), (2340, 6667), (2655, 5876), (2938, 5310), (3068, 5085), (3390, 4602), (3540, 4407), (3835, 4068)]