320148960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{617}}^1$

素因数の和:705

約数の個数: 192

約数和(自身を含む): 1076447232

約数和(自身を除く): 756298272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 47, 48, 60, 69, 80, 92, 94, 96, 115, 120, 138, 141, 160, 184, 188, 230, 235, 240, 276, 282, 345, 368, 376, 460, 470, 480, 552, 564, 617, 690, 705, 736, 752, 920, 940, 1081, 1104, 1128, 1234, 1380, 1410, 1504, 1840, 1851, 1880, 2162, 2208, 2256, 2468, 2760, 2820, 3085, 3243, 3680, 3702, 3760, 4324, 4512, 4936, 5405, 5520, 5640, 6170, 6486, 7404, 7520, 8648, 9255, 9872, 10810, 11040, 11280, 12340, 12972, 14191, 14808, 16215, 17296, 18510, 19744, 21620, 22560, 24680, 25944, 28382, 28999, 29616, 32430, 34592, 37020, 42573, 43240, 49360, 51888, 56764, 57998, 59232, 64860, 70955, 74040, 85146, 86480, 86997, 98720, 103776, 113528, 115996, 129720, 141910, 144995, 148080, 170292, 172960, 173994, 212865, 227056, 231992, 259440, 283820, 289990, 296160, 340584, 347988, 425730, 434985, 454112, 463984, 518880, 567640, 579980, 666977, 681168, 695976, 851460, 869970, 927968, 1135280, 1159960, 1333954, 1362336, 1391952, 1702920, 1739940, 2000931, 2270560, 2319920, 2667908, 2783904, 3334885, 3405840, 3479880, 4001862, 4639840, 5335816, 6669770, 6811680, 6959760, 8003724, 10004655, 10671632, 13339540, 13919520, 16007448, 20009310, 21343264, 26679080, 32014896, 40018620, 53358160, 64029792, 80037240, 106716320, 160074480, 320148960]

約数ペア:

[(1, 320148960), (2, 160074480), (3, 106716320), (4, 80037240), (5, 64029792), (6, 53358160), (8, 40018620), (10, 32014896), (12, 26679080), (15, 21343264), (16, 20009310), (20, 16007448), (23, 13919520), (24, 13339540), (30, 10671632), (32, 10004655), (40, 8003724), (46, 6959760), (47, 6811680), (48, 6669770), (60, 5335816), (69, 4639840), (80, 4001862), (92, 3479880), (94, 3405840), (96, 3334885), (115, 2783904), (120, 2667908), (138, 2319920), (141, 2270560), (160, 2000931), (184, 1739940), (188, 1702920), (230, 1391952), (235, 1362336), (240, 1333954), (276, 1159960), (282, 1135280), (345, 927968), (368, 869970), (376, 851460), (460, 695976), (470, 681168), (480, 666977), (552, 579980), (564, 567640), (617, 518880), (690, 463984), (705, 454112), (736, 434985), (752, 425730), (920, 347988), (940, 340584), (1081, 296160), (1104, 289990), (1128, 283820), (1234, 259440), (1380, 231992), (1410, 227056), (1504, 212865), (1840, 173994), (1851, 172960), (1880, 170292), (2162, 148080), (2208, 144995), (2256, 141910), (2468, 129720), (2760, 115996), (2820, 113528), (3085, 103776), (3243, 98720), (3680, 86997), (3702, 86480), (3760, 85146), (4324, 74040), (4512, 70955), (4936, 64860), (5405, 59232), (5520, 57998), (5640, 56764), (6170, 51888), (6486, 49360), (7404, 43240), (7520, 42573), (8648, 37020), (9255, 34592), (9872, 32430), (10810, 29616), (11040, 28999), (11280, 28382), (12340, 25944), (12972, 24680), (14191, 22560), (14808, 21620), (16215, 19744), (17296, 18510)]