84881720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 192

約数和(自身を含む): 252149760

約数和(自身を除く): 167268040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 88, 98, 110, 124, 127, 140, 154, 155, 196, 217, 220, 245, 248, 254, 280, 308, 310, 341, 385, 392, 434, 440, 490, 508, 539, 616, 620, 635, 682, 770, 868, 889, 980, 1016, 1078, 1085, 1240, 1270, 1364, 1397, 1519, 1540, 1705, 1736, 1778, 1960, 2156, 2170, 2387, 2540, 2695, 2728, 2794, 3038, 3080, 3410, 3556, 3937, 4312, 4340, 4445, 4774, 5080, 5390, 5588, 6076, 6223, 6820, 6985, 7112, 7595, 7874, 8680, 8890, 9548, 9779, 10780, 11176, 11935, 12152, 12446, 13640, 13970, 15190, 15748, 16709, 17780, 19096, 19558, 19685, 21560, 23870, 24892, 27559, 27940, 30380, 31115, 31496, 33418, 35560, 39116, 39370, 43307, 47740, 48895, 49784, 55118, 55880, 60760, 62230, 66836, 68453, 78232, 78740, 83545, 86614, 95480, 97790, 110236, 124460, 133672, 136906, 137795, 157480, 167090, 173228, 192913, 195580, 216535, 220472, 248920, 273812, 275590, 303149, 334180, 342265, 346456, 385826, 391160, 433070, 547624, 551180, 606298, 668360, 684530, 771652, 866140, 964565, 1102360, 1212596, 1369060, 1515745, 1543304, 1732280, 1929130, 2122043, 2425192, 2738120, 3031490, 3858260, 4244086, 6062980, 7716520, 8488172, 10610215, 12125960, 16976344, 21220430, 42440860, 84881720]

約数ペア:

[(1, 84881720), (2, 42440860), (4, 21220430), (5, 16976344), (7, 12125960), (8, 10610215), (10, 8488172), (11, 7716520), (14, 6062980), (20, 4244086), (22, 3858260), (28, 3031490), (31, 2738120), (35, 2425192), (40, 2122043), (44, 1929130), (49, 1732280), (55, 1543304), (56, 1515745), (62, 1369060), (70, 1212596), (77, 1102360), (88, 964565), (98, 866140), (110, 771652), (124, 684530), (127, 668360), (140, 606298), (154, 551180), (155, 547624), (196, 433070), (217, 391160), (220, 385826), (245, 346456), (248, 342265), (254, 334180), (280, 303149), (308, 275590), (310, 273812), (341, 248920), (385, 220472), (392, 216535), (434, 195580), (440, 192913), (490, 173228), (508, 167090), (539, 157480), (616, 137795), (620, 136906), (635, 133672), (682, 124460), (770, 110236), (868, 97790), (889, 95480), (980, 86614), (1016, 83545), (1078, 78740), (1085, 78232), (1240, 68453), (1270, 66836), (1364, 62230), (1397, 60760), (1519, 55880), (1540, 55118), (1705, 49784), (1736, 48895), (1778, 47740), (1960, 43307), (2156, 39370), (2170, 39116), (2387, 35560), (2540, 33418), (2695, 31496), (2728, 31115), (2794, 30380), (3038, 27940), (3080, 27559), (3410, 24892), (3556, 23870), (3937, 21560), (4312, 19685), (4340, 19558), (4445, 19096), (4774, 17780), (5080, 16709), (5390, 15748), (5588, 15190), (6076, 13970), (6223, 13640), (6820, 12446), (6985, 12152), (7112, 11935), (7595, 11176), (7874, 10780), (8680, 9779), (8890, 9548)]