305494280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:184

約数の個数: 256

約数和(自身を含む): 914457600

約数和(自身を除く): 608963320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 41, 46, 52, 56, 65, 70, 82, 89, 91, 92, 104, 115, 130, 140, 161, 164, 178, 182, 184, 205, 230, 260, 280, 287, 299, 322, 328, 356, 364, 410, 445, 455, 460, 520, 533, 574, 598, 623, 644, 712, 728, 805, 820, 890, 910, 920, 943, 1066, 1148, 1157, 1196, 1246, 1288, 1435, 1495, 1610, 1640, 1780, 1820, 1886, 2047, 2093, 2132, 2296, 2314, 2392, 2492, 2665, 2870, 2990, 3115, 3220, 3560, 3640, 3649, 3731, 3772, 4094, 4186, 4264, 4628, 4715, 4984, 5330, 5740, 5785, 5980, 6230, 6440, 6601, 7298, 7462, 7544, 8099, 8188, 8372, 9256, 9430, 10235, 10465, 10660, 11480, 11570, 11960, 12259, 12460, 13202, 14329, 14596, 14924, 16198, 16376, 16744, 18245, 18655, 18860, 20470, 20930, 21320, 23140, 24518, 24920, 25543, 26404, 26611, 28658, 29192, 29848, 32396, 33005, 36490, 37310, 37720, 40495, 40940, 41860, 46280, 47437, 49036, 51086, 52808, 53222, 57316, 61295, 64792, 66010, 71645, 72980, 74620, 80990, 81880, 83720, 83927, 85813, 94874, 98072, 102172, 106444, 114632, 122590, 127715, 132020, 133055, 143290, 145960, 149240, 161980, 167854, 171626, 186277, 189748, 204344, 212888, 237185, 245180, 255430, 264040, 266110, 286580, 323960, 332059, 335708, 343252, 372554, 379496, 419635, 429065, 474370, 490360, 510860, 532220, 573160, 587489, 664118, 671416, 686504, 745108, 839270, 858130, 931385, 948740, 1021720, 1064440, 1091051, 1174978, 1328236, 1490216, 1660295, 1678540, 1716260, 1862770, 1897480, 2182102, 2349956, 2656472, 2937445, 3320590, 3357080, 3432520, 3725540, 4364204, 4699912, 5455255, 5874890, 6641180, 7451080, 7637357, 8728408, 10910510, 11749780, 13282360, 15274714, 21821020, 23499560, 30549428, 38186785, 43642040, 61098856, 76373570, 152747140, 305494280]

約数ペア:

[(1, 305494280), (2, 152747140), (4, 76373570), (5, 61098856), (7, 43642040), (8, 38186785), (10, 30549428), (13, 23499560), (14, 21821020), (20, 15274714), (23, 13282360), (26, 11749780), (28, 10910510), (35, 8728408), (40, 7637357), (41, 7451080), (46, 6641180), (52, 5874890), (56, 5455255), (65, 4699912), (70, 4364204), (82, 3725540), (89, 3432520), (91, 3357080), (92, 3320590), (104, 2937445), (115, 2656472), (130, 2349956), (140, 2182102), (161, 1897480), (164, 1862770), (178, 1716260), (182, 1678540), (184, 1660295), (205, 1490216), (230, 1328236), (260, 1174978), (280, 1091051), (287, 1064440), (299, 1021720), (322, 948740), (328, 931385), (356, 858130), (364, 839270), (410, 745108), (445, 686504), (455, 671416), (460, 664118), (520, 587489), (533, 573160), (574, 532220), (598, 510860), (623, 490360), (644, 474370), (712, 429065), (728, 419635), (805, 379496), (820, 372554), (890, 343252), (910, 335708), (920, 332059), (943, 323960), (1066, 286580), (1148, 266110), (1157, 264040), (1196, 255430), (1246, 245180), (1288, 237185), (1435, 212888), (1495, 204344), (1610, 189748), (1640, 186277), (1780, 171626), (1820, 167854), (1886, 161980), (2047, 149240), (2093, 145960), (2132, 143290), (2296, 133055), (2314, 132020), (2392, 127715), (2492, 122590), (2665, 114632), (2870, 106444), (2990, 102172), (3115, 98072), (3220, 94874), (3560, 85813), (3640, 83927), (3649, 83720), (3731, 81880), (3772, 80990), (4094, 74620), (4186, 72980), (4264, 71645), (4628, 66010), (4715, 64792), (4984, 61295), (5330, 57316), (5740, 53222), (5785, 52808), (5980, 51086), (6230, 49036), (6440, 47437), (6601, 46280), (7298, 41860), (7462, 40940), (7544, 40495), (8099, 37720), (8188, 37310), (8372, 36490), (9256, 33005), (9430, 32396), (10235, 29848), (10465, 29192), (10660, 28658), (11480, 26611), (11570, 26404), (11960, 25543), (12259, 24920), (12460, 24518), (13202, 23140), (14329, 21320), (14596, 20930), (14924, 20470), (16198, 18860), (16376, 18655), (16744, 18245)]