990188496

素因数分解:

$2^4\times 3^3\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 240

約数和(自身を含む): 3291803200

約数和(自身を除く): 2301614704

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 27, 33, 36, 38, 44, 48, 54, 57, 66, 72, 76, 88, 99, 108, 114, 121, 132, 144, 152, 171, 176, 198, 209, 216, 228, 242, 264, 297, 304, 342, 363, 396, 418, 432, 456, 484, 513, 528, 594, 627, 684, 726, 792, 836, 912, 968, 997, 1026, 1089, 1188, 1254, 1368, 1452, 1584, 1672, 1881, 1936, 1994, 2052, 2178, 2299, 2376, 2508, 2736, 2904, 2991, 3267, 3344, 3762, 3988, 4104, 4356, 4598, 4752, 5016, 5643, 5808, 5982, 6534, 6897, 7524, 7976, 8208, 8712, 8973, 9196, 10032, 10967, 11286, 11964, 13068, 13794, 15048, 15952, 17424, 17946, 18392, 18943, 20691, 21934, 22572, 23928, 26136, 26919, 27588, 30096, 32901, 35892, 36784, 37886, 41382, 43868, 45144, 47856, 52272, 53838, 55176, 56829, 62073, 65802, 71784, 75772, 82764, 87736, 90288, 98703, 107676, 110352, 113658, 120637, 124146, 131604, 143568, 151544, 165528, 170487, 175472, 197406, 208373, 215352, 227316, 241274, 248292, 263208, 296109, 303088, 331056, 340974, 361911, 394812, 416746, 430704, 454632, 482548, 496584, 511461, 526416, 592218, 625119, 681948, 723822, 789624, 833492, 909264, 965096, 993168, 1022922, 1085733, 1184436, 1250238, 1363896, 1447644, 1579248, 1666984, 1875357, 1930192, 2045844, 2171466, 2292103, 2368872, 2500476, 2727792, 2895288, 3257199, 3333968, 3750714, 4091688, 4342932, 4584206, 4737744, 5000952, 5626071, 5790576, 6514398, 6876309, 7501428, 8183376, 8685864, 9168412, 10001904, 11252142, 13028796, 13752618, 15002856, 17371728, 18336824, 20628927, 22504284, 26057592, 27505236, 30005712, 36673648, 41257854, 45008568, 52115184, 55010472, 61886781, 82515708, 90017136, 110020944, 123773562, 165031416, 247547124, 330062832, 495094248, 990188496]

約数ペア:

[(1, 990188496), (2, 495094248), (3, 330062832), (4, 247547124), (6, 165031416), (8, 123773562), (9, 110020944), (11, 90017136), (12, 82515708), (16, 61886781), (18, 55010472), (19, 52115184), (22, 45008568), (24, 41257854), (27, 36673648), (33, 30005712), (36, 27505236), (38, 26057592), (44, 22504284), (48, 20628927), (54, 18336824), (57, 17371728), (66, 15002856), (72, 13752618), (76, 13028796), (88, 11252142), (99, 10001904), (108, 9168412), (114, 8685864), (121, 8183376), (132, 7501428), (144, 6876309), (152, 6514398), (171, 5790576), (176, 5626071), (198, 5000952), (209, 4737744), (216, 4584206), (228, 4342932), (242, 4091688), (264, 3750714), (297, 3333968), (304, 3257199), (342, 2895288), (363, 2727792), (396, 2500476), (418, 2368872), (432, 2292103), (456, 2171466), (484, 2045844), (513, 1930192), (528, 1875357), (594, 1666984), (627, 1579248), (684, 1447644), (726, 1363896), (792, 1250238), (836, 1184436), (912, 1085733), (968, 1022922), (997, 993168), (1026, 965096), (1089, 909264), (1188, 833492), (1254, 789624), (1368, 723822), (1452, 681948), (1584, 625119), (1672, 592218), (1881, 526416), (1936, 511461), (1994, 496584), (2052, 482548), (2178, 454632), (2299, 430704), (2376, 416746), (2508, 394812), (2736, 361911), (2904, 340974), (2991, 331056), (3267, 303088), (3344, 296109), (3762, 263208), (3988, 248292), (4104, 241274), (4356, 227316), (4598, 215352), (4752, 208373), (5016, 197406), (5643, 175472), (5808, 170487), (5982, 165528), (6534, 151544), (6897, 143568), (7524, 131604), (7976, 124146), (8208, 120637), (8712, 113658), (8973, 110352), (9196, 107676), (10032, 98703), (10967, 90288), (11286, 87736), (11964, 82764), (13068, 75772), (13794, 71784), (15048, 65802), (15952, 62073), (17424, 56829), (17946, 55176), (18392, 53838), (18943, 52272), (20691, 47856), (21934, 45144), (22572, 43868), (23928, 41382), (26136, 37886), (26919, 36784), (27588, 35892), (30096, 32901)]