216772920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{509}}^1$

素因数の和:559

約数の個数: 288

約数和(自身を含む): 873568800

約数和(自身を除く): 656795880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 169, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 338, 360, 364, 390, 420, 455, 468, 504, 507, 509, 520, 546, 585, 630, 676, 728, 780, 819, 840, 845, 910, 936, 1014, 1018, 1092, 1170, 1183, 1260, 1352, 1365, 1521, 1527, 1560, 1638, 1690, 1820, 2028, 2036, 2184, 2340, 2366, 2520, 2535, 2545, 2730, 3042, 3054, 3276, 3380, 3549, 3563, 3640, 4056, 4072, 4095, 4581, 4680, 4732, 5070, 5090, 5460, 5915, 6084, 6108, 6552, 6617, 6760, 7098, 7126, 7605, 7635, 8190, 9162, 9464, 10140, 10180, 10647, 10689, 10920, 11830, 12168, 12216, 13234, 14196, 14252, 15210, 15270, 16380, 17745, 17815, 18324, 19851, 20280, 20360, 21294, 21378, 22905, 23660, 26468, 28392, 28504, 30420, 30540, 32067, 32760, 33085, 35490, 35630, 36648, 39702, 42588, 42756, 45810, 46319, 47320, 52936, 53235, 53445, 59553, 60840, 61080, 64134, 66170, 70980, 71260, 79404, 85176, 85512, 86021, 91620, 92638, 99255, 106470, 106890, 119106, 128268, 132340, 138957, 141960, 142520, 158808, 160335, 172042, 183240, 185276, 198510, 212940, 213780, 231595, 238212, 256536, 258063, 264680, 277914, 297765, 320670, 344084, 370552, 397020, 416871, 425880, 427560, 430105, 463190, 476424, 516126, 555828, 595530, 602147, 641340, 688168, 694785, 774189, 794040, 833742, 860210, 926380, 1032252, 1111656, 1191060, 1204294, 1282680, 1290315, 1389570, 1548378, 1667484, 1720420, 1806441, 1852760, 2064504, 2084355, 2382120, 2408588, 2580630, 2779140, 3010735, 3096756, 3334968, 3440840, 3612882, 3870945, 4168710, 4817176, 5161260, 5419323, 5558280, 6021470, 6193512, 7225764, 7741890, 8337420, 9032205, 10322520, 10838646, 12042940, 14451528, 15483780, 16674840, 18064410, 21677292, 24085880, 27096615, 30967560, 36128820, 43354584, 54193230, 72257640, 108386460, 216772920]

約数ペア:

[(1, 216772920), (2, 108386460), (3, 72257640), (4, 54193230), (5, 43354584), (6, 36128820), (7, 30967560), (8, 27096615), (9, 24085880), (10, 21677292), (12, 18064410), (13, 16674840), (14, 15483780), (15, 14451528), (18, 12042940), (20, 10838646), (21, 10322520), (24, 9032205), (26, 8337420), (28, 7741890), (30, 7225764), (35, 6193512), (36, 6021470), (39, 5558280), (40, 5419323), (42, 5161260), (45, 4817176), (52, 4168710), (56, 3870945), (60, 3612882), (63, 3440840), (65, 3334968), (70, 3096756), (72, 3010735), (78, 2779140), (84, 2580630), (90, 2408588), (91, 2382120), (104, 2084355), (105, 2064504), (117, 1852760), (120, 1806441), (126, 1720420), (130, 1667484), (140, 1548378), (156, 1389570), (168, 1290315), (169, 1282680), (180, 1204294), (182, 1191060), (195, 1111656), (210, 1032252), (234, 926380), (252, 860210), (260, 833742), (273, 794040), (280, 774189), (312, 694785), (315, 688168), (338, 641340), (360, 602147), (364, 595530), (390, 555828), (420, 516126), (455, 476424), (468, 463190), (504, 430105), (507, 427560), (509, 425880), (520, 416871), (546, 397020), (585, 370552), (630, 344084), (676, 320670), (728, 297765), (780, 277914), (819, 264680), (840, 258063), (845, 256536), (910, 238212), (936, 231595), (1014, 213780), (1018, 212940), (1092, 198510), (1170, 185276), (1183, 183240), (1260, 172042), (1352, 160335), (1365, 158808), (1521, 142520), (1527, 141960), (1560, 138957), (1638, 132340), (1690, 128268), (1820, 119106), (2028, 106890), (2036, 106470), (2184, 99255), (2340, 92638), (2366, 91620), (2520, 86021), (2535, 85512), (2545, 85176), (2730, 79404), (3042, 71260), (3054, 70980), (3276, 66170), (3380, 64134), (3549, 61080), (3563, 60840), (3640, 59553), (4056, 53445), (4072, 53235), (4095, 52936), (4581, 47320), (4680, 46319), (4732, 45810), (5070, 42756), (5090, 42588), (5460, 39702), (5915, 36648), (6084, 35630), (6108, 35490), (6552, 33085), (6617, 32760), (6760, 32067), (7098, 30540), (7126, 30420), (7605, 28504), (7635, 28392), (8190, 26468), (9162, 23660), (9464, 22905), (10140, 21378), (10180, 21294), (10647, 20360), (10689, 20280), (10920, 19851), (11830, 18324), (12168, 17815), (12216, 17745), (13234, 16380), (14196, 15270), (14252, 15210)]