688496220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:409

約数の個数: 192

約数和(自身を含む): 2217600000

約数和(自身を除く): 1529103780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 43, 45, 54, 60, 86, 90, 108, 129, 135, 149, 172, 180, 199, 215, 258, 270, 298, 387, 398, 430, 447, 516, 540, 596, 597, 645, 745, 774, 796, 860, 894, 995, 1161, 1194, 1290, 1341, 1490, 1548, 1788, 1791, 1935, 1990, 2235, 2322, 2388, 2580, 2682, 2980, 2985, 3582, 3870, 3980, 4023, 4470, 4644, 5364, 5373, 5805, 5970, 6407, 6705, 7164, 7740, 8046, 8557, 8940, 8955, 10746, 11610, 11940, 12814, 13410, 16092, 17114, 17910, 19221, 20115, 21492, 23220, 25628, 25671, 26820, 26865, 29651, 32035, 34228, 35820, 38442, 40230, 42785, 51342, 53730, 57663, 59302, 64070, 76884, 77013, 80460, 85570, 88953, 96105, 102684, 107460, 115326, 118604, 128140, 128355, 148255, 154026, 171140, 172989, 177906, 192210, 230652, 231039, 256710, 266859, 288315, 296510, 308052, 345978, 355812, 384420, 385065, 444765, 462078, 513420, 533718, 576630, 593020, 691956, 770130, 800577, 864945, 889530, 924156, 1067436, 1153260, 1155195, 1274993, 1334295, 1540260, 1601154, 1729890, 1779060, 2310390, 2549986, 2668590, 3202308, 3459780, 3824979, 4002885, 4620780, 5099972, 5337180, 6374965, 7649958, 8005770, 11474937, 12749930, 15299916, 16011540, 19124895, 22949874, 25499860, 34424811, 38249790, 45899748, 57374685, 68849622, 76499580, 114749370, 137699244, 172124055, 229498740, 344248110, 688496220]

約数ペア:

[(1, 688496220), (2, 344248110), (3, 229498740), (4, 172124055), (5, 137699244), (6, 114749370), (9, 76499580), (10, 68849622), (12, 57374685), (15, 45899748), (18, 38249790), (20, 34424811), (27, 25499860), (30, 22949874), (36, 19124895), (43, 16011540), (45, 15299916), (54, 12749930), (60, 11474937), (86, 8005770), (90, 7649958), (108, 6374965), (129, 5337180), (135, 5099972), (149, 4620780), (172, 4002885), (180, 3824979), (199, 3459780), (215, 3202308), (258, 2668590), (270, 2549986), (298, 2310390), (387, 1779060), (398, 1729890), (430, 1601154), (447, 1540260), (516, 1334295), (540, 1274993), (596, 1155195), (597, 1153260), (645, 1067436), (745, 924156), (774, 889530), (796, 864945), (860, 800577), (894, 770130), (995, 691956), (1161, 593020), (1194, 576630), (1290, 533718), (1341, 513420), (1490, 462078), (1548, 444765), (1788, 385065), (1791, 384420), (1935, 355812), (1990, 345978), (2235, 308052), (2322, 296510), (2388, 288315), (2580, 266859), (2682, 256710), (2980, 231039), (2985, 230652), (3582, 192210), (3870, 177906), (3980, 172989), (4023, 171140), (4470, 154026), (4644, 148255), (5364, 128355), (5373, 128140), (5805, 118604), (5970, 115326), (6407, 107460), (6705, 102684), (7164, 96105), (7740, 88953), (8046, 85570), (8557, 80460), (8940, 77013), (8955, 76884), (10746, 64070), (11610, 59302), (11940, 57663), (12814, 53730), (13410, 51342), (16092, 42785), (17114, 40230), (17910, 38442), (19221, 35820), (20115, 34228), (21492, 32035), (23220, 29651), (25628, 26865), (25671, 26820)]