210470220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:173

約数の個数: 216

約数和(自身を含む): 698967360

約数和(自身を除く): 488497140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 41, 45, 57, 60, 76, 79, 82, 90, 95, 114, 123, 158, 164, 171, 180, 190, 205, 228, 237, 246, 285, 316, 342, 361, 369, 380, 395, 410, 474, 492, 570, 615, 684, 711, 722, 738, 779, 790, 820, 855, 948, 1083, 1140, 1185, 1230, 1422, 1444, 1476, 1501, 1558, 1580, 1710, 1805, 1845, 2166, 2337, 2370, 2460, 2844, 3002, 3116, 3239, 3249, 3420, 3555, 3610, 3690, 3895, 4332, 4503, 4674, 4740, 5415, 6004, 6478, 6498, 7011, 7110, 7220, 7380, 7505, 7790, 9006, 9348, 9717, 10830, 11685, 12956, 12996, 13509, 14022, 14220, 14801, 15010, 15580, 16195, 16245, 18012, 19434, 21660, 22515, 23370, 27018, 28044, 28519, 29151, 29602, 30020, 32390, 32490, 35055, 38868, 44403, 45030, 46740, 48585, 54036, 57038, 58302, 59204, 61541, 64780, 64980, 67545, 70110, 74005, 85557, 88806, 90060, 97170, 114076, 116604, 123082, 133209, 135090, 140220, 142595, 145755, 148010, 171114, 177612, 184623, 194340, 222015, 246164, 256671, 266418, 270180, 285190, 291510, 296020, 307705, 342228, 369246, 427785, 444030, 513342, 532836, 553869, 570380, 583020, 615410, 666045, 738492, 855570, 888060, 923115, 1026684, 1107738, 1169279, 1230820, 1283355, 1332090, 1711140, 1846230, 2215476, 2338558, 2566710, 2664180, 2769345, 3507837, 3692460, 4677116, 5133420, 5538690, 5846395, 7015674, 10523511, 11077380, 11692790, 14031348, 17539185, 21047022, 23385580, 35078370, 42094044, 52617555, 70156740, 105235110, 210470220]

約数ペア:

[(1, 210470220), (2, 105235110), (3, 70156740), (4, 52617555), (5, 42094044), (6, 35078370), (9, 23385580), (10, 21047022), (12, 17539185), (15, 14031348), (18, 11692790), (19, 11077380), (20, 10523511), (30, 7015674), (36, 5846395), (38, 5538690), (41, 5133420), (45, 4677116), (57, 3692460), (60, 3507837), (76, 2769345), (79, 2664180), (82, 2566710), (90, 2338558), (95, 2215476), (114, 1846230), (123, 1711140), (158, 1332090), (164, 1283355), (171, 1230820), (180, 1169279), (190, 1107738), (205, 1026684), (228, 923115), (237, 888060), (246, 855570), (285, 738492), (316, 666045), (342, 615410), (361, 583020), (369, 570380), (380, 553869), (395, 532836), (410, 513342), (474, 444030), (492, 427785), (570, 369246), (615, 342228), (684, 307705), (711, 296020), (722, 291510), (738, 285190), (779, 270180), (790, 266418), (820, 256671), (855, 246164), (948, 222015), (1083, 194340), (1140, 184623), (1185, 177612), (1230, 171114), (1422, 148010), (1444, 145755), (1476, 142595), (1501, 140220), (1558, 135090), (1580, 133209), (1710, 123082), (1805, 116604), (1845, 114076), (2166, 97170), (2337, 90060), (2370, 88806), (2460, 85557), (2844, 74005), (3002, 70110), (3116, 67545), (3239, 64980), (3249, 64780), (3420, 61541), (3555, 59204), (3610, 58302), (3690, 57038), (3895, 54036), (4332, 48585), (4503, 46740), (4674, 45030), (4740, 44403), (5415, 38868), (6004, 35055), (6478, 32490), (6498, 32390), (7011, 30020), (7110, 29602), (7220, 29151), (7380, 28519), (7505, 28044), (7790, 27018), (9006, 23370), (9348, 22515), (9717, 21660), (10830, 19434), (11685, 18012), (12956, 16245), (12996, 16195), (13509, 15580), (14022, 15010), (14220, 14801)]