405927720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{727}}^1$

素因数の和:805

約数の個数: 256

約数和(自身を含む): 1509580800

約数和(自身を除く): 1103653080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 47, 54, 55, 60, 66, 72, 88, 90, 94, 99, 108, 110, 120, 132, 135, 141, 165, 180, 188, 198, 216, 220, 235, 264, 270, 282, 297, 330, 360, 376, 396, 423, 440, 470, 495, 517, 540, 564, 594, 660, 705, 727, 792, 846, 940, 990, 1034, 1080, 1128, 1188, 1269, 1320, 1410, 1454, 1485, 1551, 1692, 1880, 1980, 2068, 2115, 2181, 2376, 2538, 2585, 2820, 2908, 2970, 3102, 3384, 3635, 3960, 4136, 4230, 4362, 4653, 5076, 5170, 5640, 5816, 5940, 6204, 6345, 6543, 7270, 7755, 7997, 8460, 8724, 9306, 10152, 10340, 10905, 11880, 12408, 12690, 13086, 13959, 14540, 15510, 15994, 16920, 17448, 18612, 19629, 20680, 21810, 23265, 23991, 25380, 26172, 27918, 29080, 31020, 31988, 32715, 34169, 37224, 39258, 39985, 43620, 46530, 47982, 50760, 52344, 55836, 62040, 63976, 65430, 68338, 69795, 71973, 78516, 79970, 87240, 93060, 95964, 98145, 102507, 111672, 119955, 130860, 136676, 139590, 143946, 157032, 159940, 170845, 186120, 191928, 196290, 205014, 215919, 239910, 261720, 273352, 279180, 287892, 307521, 319880, 341690, 359865, 375859, 392580, 410028, 431838, 479820, 512535, 558360, 575784, 615042, 683380, 719730, 751718, 785160, 820056, 863676, 922563, 959640, 1025070, 1079595, 1127577, 1230084, 1366760, 1439460, 1503436, 1537605, 1727352, 1845126, 1879295, 2050140, 2159190, 2255154, 2460168, 2878920, 3006872, 3075210, 3382731, 3690252, 3758590, 4100280, 4318380, 4510308, 4612815, 5637885, 6150420, 6765462, 7380504, 7517180, 8636760, 9020616, 9225630, 10148193, 11275770, 12300840, 13530924, 15034360, 16913655, 18451260, 20296386, 22551540, 27061848, 33827310, 36902520, 40592772, 45103080, 50740965, 67654620, 81185544, 101481930, 135309240, 202963860, 405927720]

約数ペア:

[(1, 405927720), (2, 202963860), (3, 135309240), (4, 101481930), (5, 81185544), (6, 67654620), (8, 50740965), (9, 45103080), (10, 40592772), (11, 36902520), (12, 33827310), (15, 27061848), (18, 22551540), (20, 20296386), (22, 18451260), (24, 16913655), (27, 15034360), (30, 13530924), (33, 12300840), (36, 11275770), (40, 10148193), (44, 9225630), (45, 9020616), (47, 8636760), (54, 7517180), (55, 7380504), (60, 6765462), (66, 6150420), (72, 5637885), (88, 4612815), (90, 4510308), (94, 4318380), (99, 4100280), (108, 3758590), (110, 3690252), (120, 3382731), (132, 3075210), (135, 3006872), (141, 2878920), (165, 2460168), (180, 2255154), (188, 2159190), (198, 2050140), (216, 1879295), (220, 1845126), (235, 1727352), (264, 1537605), (270, 1503436), (282, 1439460), (297, 1366760), (330, 1230084), (360, 1127577), (376, 1079595), (396, 1025070), (423, 959640), (440, 922563), (470, 863676), (495, 820056), (517, 785160), (540, 751718), (564, 719730), (594, 683380), (660, 615042), (705, 575784), (727, 558360), (792, 512535), (846, 479820), (940, 431838), (990, 410028), (1034, 392580), (1080, 375859), (1128, 359865), (1188, 341690), (1269, 319880), (1320, 307521), (1410, 287892), (1454, 279180), (1485, 273352), (1551, 261720), (1692, 239910), (1880, 215919), (1980, 205014), (2068, 196290), (2115, 191928), (2181, 186120), (2376, 170845), (2538, 159940), (2585, 157032), (2820, 143946), (2908, 139590), (2970, 136676), (3102, 130860), (3384, 119955), (3635, 111672), (3960, 102507), (4136, 98145), (4230, 95964), (4362, 93060), (4653, 87240), (5076, 79970), (5170, 78516), (5640, 71973), (5816, 69795), (5940, 68338), (6204, 65430), (6345, 63976), (6543, 62040), (7270, 55836), (7755, 52344), (7997, 50760), (8460, 47982), (8724, 46530), (9306, 43620), (10152, 39985), (10340, 39258), (10905, 37224), (11880, 34169), (12408, 32715), (12690, 31988), (13086, 31020), (13959, 29080), (14540, 27918), (15510, 26172), (15994, 25380), (16920, 23991), (17448, 23265), (18612, 21810), (19629, 20680)]