308781720

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7331}}^1$

素因数の和:7367

約数の個数: 160

約数和(自身を含む): 1117836720

約数和(自身を除く): 809055000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 81, 90, 104, 108, 117, 120, 130, 135, 156, 162, 180, 195, 216, 234, 260, 270, 312, 324, 351, 360, 390, 405, 468, 520, 540, 585, 648, 702, 780, 810, 936, 1053, 1080, 1170, 1404, 1560, 1620, 1755, 2106, 2340, 2808, 3240, 3510, 4212, 4680, 5265, 7020, 7331, 8424, 10530, 14040, 14662, 21060, 21993, 29324, 36655, 42120, 43986, 58648, 65979, 73310, 87972, 95303, 109965, 131958, 146620, 175944, 190606, 197937, 219930, 263916, 285909, 293240, 329895, 381212, 395874, 439860, 476515, 527832, 571818, 593811, 659790, 762424, 791748, 857727, 879720, 953030, 989685, 1143636, 1187622, 1319580, 1429545, 1583496, 1715454, 1906060, 1979370, 2287272, 2375244, 2573181, 2639160, 2859090, 2969055, 3430908, 3812120, 3958740, 4288635, 4750488, 5146362, 5718180, 5938110, 6861816, 7719543, 7917480, 8577270, 10292724, 11436360, 11876220, 12865905, 15439086, 17154540, 20585448, 23752440, 25731810, 30878172, 34309080, 38597715, 51463620, 61756344, 77195430, 102927240, 154390860, 308781720]

約数ペア:

[(1, 308781720), (2, 154390860), (3, 102927240), (4, 77195430), (5, 61756344), (6, 51463620), (8, 38597715), (9, 34309080), (10, 30878172), (12, 25731810), (13, 23752440), (15, 20585448), (18, 17154540), (20, 15439086), (24, 12865905), (26, 11876220), (27, 11436360), (30, 10292724), (36, 8577270), (39, 7917480), (40, 7719543), (45, 6861816), (52, 5938110), (54, 5718180), (60, 5146362), (65, 4750488), (72, 4288635), (78, 3958740), (81, 3812120), (90, 3430908), (104, 2969055), (108, 2859090), (117, 2639160), (120, 2573181), (130, 2375244), (135, 2287272), (156, 1979370), (162, 1906060), (180, 1715454), (195, 1583496), (216, 1429545), (234, 1319580), (260, 1187622), (270, 1143636), (312, 989685), (324, 953030), (351, 879720), (360, 857727), (390, 791748), (405, 762424), (468, 659790), (520, 593811), (540, 571818), (585, 527832), (648, 476515), (702, 439860), (780, 395874), (810, 381212), (936, 329895), (1053, 293240), (1080, 285909), (1170, 263916), (1404, 219930), (1560, 197937), (1620, 190606), (1755, 175944), (2106, 146620), (2340, 131958), (2808, 109965), (3240, 95303), (3510, 87972), (4212, 73310), (4680, 65979), (5265, 58648), (7020, 43986), (7331, 42120), (8424, 36655), (10530, 29324), (14040, 21993), (14662, 21060)]