328047720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2731}}^1$

素因数の和:2776

約数の個数: 256

約数和(自身を含む): 1321850880

約数和(自身を除く): 993803160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 44, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 88, 91, 104, 105, 110, 120, 130, 132, 140, 143, 154, 156, 165, 168, 182, 195, 210, 220, 231, 260, 264, 273, 280, 286, 308, 312, 330, 364, 385, 390, 420, 429, 440, 455, 462, 520, 546, 572, 616, 660, 715, 728, 770, 780, 840, 858, 910, 924, 1001, 1092, 1144, 1155, 1320, 1365, 1430, 1540, 1560, 1716, 1820, 1848, 2002, 2145, 2184, 2310, 2730, 2731, 2860, 3003, 3080, 3432, 3640, 4004, 4290, 4620, 5005, 5460, 5462, 5720, 6006, 8008, 8193, 8580, 9240, 10010, 10920, 10924, 12012, 13655, 15015, 16386, 17160, 19117, 20020, 21848, 24024, 27310, 30030, 30041, 32772, 35503, 38234, 40040, 40965, 54620, 57351, 60060, 60082, 65544, 71006, 76468, 81930, 90123, 95585, 106509, 109240, 114702, 120120, 120164, 142012, 150205, 152936, 163860, 177515, 180246, 191170, 210287, 213018, 229404, 240328, 248521, 284024, 286755, 300410, 327720, 355030, 360492, 382340, 390533, 420574, 426036, 450615, 458808, 497042, 532545, 573510, 600820, 630861, 710060, 720984, 745563, 764680, 781066, 841148, 852072, 901230, 994084, 1051435, 1065090, 1147020, 1171599, 1201640, 1242605, 1261722, 1420120, 1491126, 1562132, 1682296, 1802460, 1952665, 1988168, 2102870, 2130180, 2294040, 2343198, 2485210, 2523444, 2733731, 2982252, 3124264, 3154305, 3604920, 3727815, 3905330, 4205740, 4260360, 4686396, 4970420, 5046888, 5467462, 5857995, 5964504, 6308610, 7455630, 7810660, 8201193, 8411480, 9372792, 9940840, 10934924, 11715990, 12617220, 13668655, 14911260, 15621320, 16402386, 21869848, 23431980, 25234440, 27337310, 29822520, 32804772, 41005965, 46863960, 54674620, 65609544, 82011930, 109349240, 164023860, 328047720]

約数ペア:

[(1, 328047720), (2, 164023860), (3, 109349240), (4, 82011930), (5, 65609544), (6, 54674620), (7, 46863960), (8, 41005965), (10, 32804772), (11, 29822520), (12, 27337310), (13, 25234440), (14, 23431980), (15, 21869848), (20, 16402386), (21, 15621320), (22, 14911260), (24, 13668655), (26, 12617220), (28, 11715990), (30, 10934924), (33, 9940840), (35, 9372792), (39, 8411480), (40, 8201193), (42, 7810660), (44, 7455630), (52, 6308610), (55, 5964504), (56, 5857995), (60, 5467462), (65, 5046888), (66, 4970420), (70, 4686396), (77, 4260360), (78, 4205740), (84, 3905330), (88, 3727815), (91, 3604920), (104, 3154305), (105, 3124264), (110, 2982252), (120, 2733731), (130, 2523444), (132, 2485210), (140, 2343198), (143, 2294040), (154, 2130180), (156, 2102870), (165, 1988168), (168, 1952665), (182, 1802460), (195, 1682296), (210, 1562132), (220, 1491126), (231, 1420120), (260, 1261722), (264, 1242605), (273, 1201640), (280, 1171599), (286, 1147020), (308, 1065090), (312, 1051435), (330, 994084), (364, 901230), (385, 852072), (390, 841148), (420, 781066), (429, 764680), (440, 745563), (455, 720984), (462, 710060), (520, 630861), (546, 600820), (572, 573510), (616, 532545), (660, 497042), (715, 458808), (728, 450615), (770, 426036), (780, 420574), (840, 390533), (858, 382340), (910, 360492), (924, 355030), (1001, 327720), (1092, 300410), (1144, 286755), (1155, 284024), (1320, 248521), (1365, 240328), (1430, 229404), (1540, 213018), (1560, 210287), (1716, 191170), (1820, 180246), (1848, 177515), (2002, 163860), (2145, 152936), (2184, 150205), (2310, 142012), (2730, 120164), (2731, 120120), (2860, 114702), (3003, 109240), (3080, 106509), (3432, 95585), (3640, 90123), (4004, 81930), (4290, 76468), (4620, 71006), (5005, 65544), (5460, 60082), (5462, 60060), (5720, 57351), (6006, 54620), (8008, 40965), (8193, 40040), (8580, 38234), (9240, 35503), (10010, 32772), (10920, 30041), (10924, 30030), (12012, 27310), (13655, 24024), (15015, 21848), (16386, 20020), (17160, 19117)]