80486280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:125

約数の個数: 288

約数和(自身を含む): 322545600

約数和(自身を除く): 242059320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 41, 42, 45, 56, 57, 60, 63, 70, 72, 76, 82, 84, 90, 95, 105, 114, 120, 123, 126, 133, 140, 152, 164, 168, 171, 180, 190, 205, 210, 228, 246, 252, 266, 280, 285, 287, 315, 328, 342, 360, 369, 380, 399, 410, 420, 456, 492, 504, 532, 570, 574, 615, 630, 665, 684, 738, 760, 779, 798, 820, 840, 855, 861, 984, 1064, 1140, 1148, 1197, 1230, 1260, 1330, 1368, 1435, 1476, 1558, 1596, 1640, 1681, 1710, 1722, 1845, 1995, 2280, 2296, 2337, 2394, 2460, 2520, 2583, 2660, 2870, 2952, 3116, 3192, 3362, 3420, 3444, 3690, 3895, 3990, 4305, 4674, 4788, 4920, 5043, 5166, 5320, 5453, 5740, 5985, 6232, 6724, 6840, 6888, 7011, 7380, 7790, 7980, 8405, 8610, 9348, 9576, 10086, 10332, 10906, 11480, 11685, 11767, 11970, 12915, 13448, 14022, 14760, 15129, 15580, 15960, 16359, 16810, 17220, 18696, 20172, 20664, 21812, 23370, 23534, 23940, 25215, 25830, 27265, 28044, 30258, 31160, 31939, 32718, 33620, 34440, 35055, 35301, 40344, 43624, 46740, 47068, 47880, 49077, 50430, 51660, 54530, 56088, 58835, 60516, 63878, 65436, 67240, 70110, 70602, 75645, 81795, 93480, 94136, 95817, 98154, 100860, 103320, 105903, 109060, 117670, 121032, 127756, 130872, 140220, 141204, 151290, 159695, 163590, 176505, 191634, 196308, 201720, 211806, 218120, 223573, 235340, 245385, 255512, 280440, 282408, 287451, 302580, 319390, 327180, 353010, 383268, 392616, 423612, 447146, 470680, 479085, 490770, 529515, 574902, 605160, 638780, 654360, 670719, 706020, 766536, 847224, 894292, 958170, 981540, 1059030, 1117865, 1149804, 1277560, 1341438, 1412040, 1437255, 1788584, 1916340, 1963080, 2012157, 2118060, 2235730, 2299608, 2682876, 2874510, 3353595, 3832680, 4024314, 4236120, 4471460, 5365752, 5749020, 6707190, 8048628, 8942920, 10060785, 11498040, 13414380, 16097256, 20121570, 26828760, 40243140, 80486280]

約数ペア:

[(1, 80486280), (2, 40243140), (3, 26828760), (4, 20121570), (5, 16097256), (6, 13414380), (7, 11498040), (8, 10060785), (9, 8942920), (10, 8048628), (12, 6707190), (14, 5749020), (15, 5365752), (18, 4471460), (19, 4236120), (20, 4024314), (21, 3832680), (24, 3353595), (28, 2874510), (30, 2682876), (35, 2299608), (36, 2235730), (38, 2118060), (40, 2012157), (41, 1963080), (42, 1916340), (45, 1788584), (56, 1437255), (57, 1412040), (60, 1341438), (63, 1277560), (70, 1149804), (72, 1117865), (76, 1059030), (82, 981540), (84, 958170), (90, 894292), (95, 847224), (105, 766536), (114, 706020), (120, 670719), (123, 654360), (126, 638780), (133, 605160), (140, 574902), (152, 529515), (164, 490770), (168, 479085), (171, 470680), (180, 447146), (190, 423612), (205, 392616), (210, 383268), (228, 353010), (246, 327180), (252, 319390), (266, 302580), (280, 287451), (285, 282408), (287, 280440), (315, 255512), (328, 245385), (342, 235340), (360, 223573), (369, 218120), (380, 211806), (399, 201720), (410, 196308), (420, 191634), (456, 176505), (492, 163590), (504, 159695), (532, 151290), (570, 141204), (574, 140220), (615, 130872), (630, 127756), (665, 121032), (684, 117670), (738, 109060), (760, 105903), (779, 103320), (798, 100860), (820, 98154), (840, 95817), (855, 94136), (861, 93480), (984, 81795), (1064, 75645), (1140, 70602), (1148, 70110), (1197, 67240), (1230, 65436), (1260, 63878), (1330, 60516), (1368, 58835), (1435, 56088), (1476, 54530), (1558, 51660), (1596, 50430), (1640, 49077), (1681, 47880), (1710, 47068), (1722, 46740), (1845, 43624), (1995, 40344), (2280, 35301), (2296, 35055), (2337, 34440), (2394, 33620), (2460, 32718), (2520, 31939), (2583, 31160), (2660, 30258), (2870, 28044), (2952, 27265), (3116, 25830), (3192, 25215), (3362, 23940), (3420, 23534), (3444, 23370), (3690, 21812), (3895, 20664), (3990, 20172), (4305, 18696), (4674, 17220), (4788, 16810), (4920, 16359), (5043, 15960), (5166, 15580), (5320, 15129), (5453, 14760), (5740, 14022), (5985, 13448), (6232, 12915), (6724, 11970), (6840, 11767), (6888, 11685), (7011, 11480), (7380, 10906), (7790, 10332), (7980, 10086), (8405, 9576), (8610, 9348)]