304887480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1999}}^1$

素因数の和:2085

約数の個数: 128

約数和(自身を含む): 967680000

約数和(自身を除く): 662792520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 41, 60, 62, 82, 93, 120, 123, 124, 155, 164, 186, 205, 246, 248, 310, 328, 372, 410, 465, 492, 615, 620, 744, 820, 930, 984, 1230, 1240, 1271, 1640, 1860, 1999, 2460, 2542, 3720, 3813, 3998, 4920, 5084, 5997, 6355, 7626, 7996, 9995, 10168, 11994, 12710, 15252, 15992, 19065, 19990, 23988, 25420, 29985, 30504, 38130, 39980, 47976, 50840, 59970, 61969, 76260, 79960, 81959, 119940, 123938, 152520, 163918, 185907, 239880, 245877, 247876, 309845, 327836, 371814, 409795, 491754, 495752, 619690, 655672, 743628, 819590, 929535, 983508, 1229385, 1239380, 1487256, 1639180, 1859070, 1967016, 2458770, 2478760, 2540729, 3278360, 3718140, 4917540, 5081458, 7436280, 7622187, 9835080, 10162916, 12703645, 15244374, 20325832, 25407290, 30488748, 38110935, 50814580, 60977496, 76221870, 101629160, 152443740, 304887480]

約数ペア:

[(1, 304887480), (2, 152443740), (3, 101629160), (4, 76221870), (5, 60977496), (6, 50814580), (8, 38110935), (10, 30488748), (12, 25407290), (15, 20325832), (20, 15244374), (24, 12703645), (30, 10162916), (31, 9835080), (40, 7622187), (41, 7436280), (60, 5081458), (62, 4917540), (82, 3718140), (93, 3278360), (120, 2540729), (123, 2478760), (124, 2458770), (155, 1967016), (164, 1859070), (186, 1639180), (205, 1487256), (246, 1239380), (248, 1229385), (310, 983508), (328, 929535), (372, 819590), (410, 743628), (465, 655672), (492, 619690), (615, 495752), (620, 491754), (744, 409795), (820, 371814), (930, 327836), (984, 309845), (1230, 247876), (1240, 245877), (1271, 239880), (1640, 185907), (1860, 163918), (1999, 152520), (2460, 123938), (2542, 119940), (3720, 81959), (3813, 79960), (3998, 76260), (4920, 61969), (5084, 59970), (5997, 50840), (6355, 47976), (7626, 39980), (7996, 38130), (9995, 30504), (10168, 29985), (11994, 25420), (12710, 23988), (15252, 19990), (15992, 19065)]