31000168108

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:397

約数の個数: 216

約数和(自身を含む): 72036832560

約数和(自身を除く): 41036664452

約数列:

[1, 2, 4, 7, 13, 14, 23, 26, 28, 46, 49, 52, 91, 92, 98, 109, 161, 182, 196, 211, 218, 299, 322, 364, 422, 436, 529, 598, 637, 644, 763, 844, 1058, 1127, 1196, 1274, 1417, 1477, 1526, 2093, 2116, 2254, 2507, 2548, 2743, 2834, 2954, 3052, 3703, 4186, 4508, 4853, 5014, 5341, 5486, 5668, 5908, 6877, 7406, 8372, 9706, 9919, 10028, 10339, 10682, 10972, 13754, 14651, 14812, 17549, 19201, 19412, 19838, 20678, 21364, 22999, 25921, 27508, 29302, 32591, 33971, 35098, 38402, 39676, 41356, 45998, 48139, 51842, 57661, 58604, 63089, 65182, 67942, 69433, 70196, 76804, 91996, 96278, 103684, 111619, 115322, 122843, 126178, 130364, 134407, 135884, 138866, 160993, 192556, 223238, 228137, 230644, 237797, 245686, 252356, 268814, 277732, 298987, 321986, 336973, 403627, 441623, 446476, 456274, 475594, 491372, 528977, 537628, 597974, 643972, 673946, 749593, 781333, 807254, 883246, 912548, 951188, 1057954, 1126951, 1195948, 1347892, 1451047, 1499186, 1562666, 1596959, 1614508, 1766492, 2092909, 2115908, 2253902, 2825389, 2902094, 2998372, 3091361, 3125332, 3193918, 3702839, 4185818, 4507804, 5247151, 5469331, 5650778, 5804188, 6182722, 6387836, 6876701, 7405678, 8371636, 10157329, 10494302, 10938662, 11301556, 12166471, 12365444, 13753402, 14650363, 14811356, 20314658, 20988604, 21877324, 24332942, 25919873, 27506804, 29300726, 36730057, 40629316, 48136907, 48665884, 51839746, 58601452, 71101303, 73460114, 85165297, 96273814, 103679492, 142202606, 146920228, 158164123, 170330594, 192547628, 284405212, 316328246, 336958349, 340661188, 596157079, 632656492, 673916698, 1107148861, 1192314158, 1347833396, 2214297722, 2384628316, 4428595444, 7750042027, 15500084054, 31000168108]

約数ペア:

[(1, 31000168108), (2, 15500084054), (4, 7750042027), (7, 4428595444), (13, 2384628316), (14, 2214297722), (23, 1347833396), (26, 1192314158), (28, 1107148861), (46, 673916698), (49, 632656492), (52, 596157079), (91, 340661188), (92, 336958349), (98, 316328246), (109, 284405212), (161, 192547628), (182, 170330594), (196, 158164123), (211, 146920228), (218, 142202606), (299, 103679492), (322, 96273814), (364, 85165297), (422, 73460114), (436, 71101303), (529, 58601452), (598, 51839746), (637, 48665884), (644, 48136907), (763, 40629316), (844, 36730057), (1058, 29300726), (1127, 27506804), (1196, 25919873), (1274, 24332942), (1417, 21877324), (1477, 20988604), (1526, 20314658), (2093, 14811356), (2116, 14650363), (2254, 13753402), (2507, 12365444), (2548, 12166471), (2743, 11301556), (2834, 10938662), (2954, 10494302), (3052, 10157329), (3703, 8371636), (4186, 7405678), (4508, 6876701), (4853, 6387836), (5014, 6182722), (5341, 5804188), (5486, 5650778), (5668, 5469331), (5908, 5247151), (6877, 4507804), (7406, 4185818), (8372, 3702839), (9706, 3193918), (9919, 3125332), (10028, 3091361), (10339, 2998372), (10682, 2902094), (10972, 2825389), (13754, 2253902), (14651, 2115908), (14812, 2092909), (17549, 1766492), (19201, 1614508), (19412, 1596959), (19838, 1562666), (20678, 1499186), (21364, 1451047), (22999, 1347892), (25921, 1195948), (27508, 1126951), (29302, 1057954), (32591, 951188), (33971, 912548), (35098, 883246), (38402, 807254), (39676, 781333), (41356, 749593), (45998, 673946), (48139, 643972), (51842, 597974), (57661, 537628), (58604, 528977), (63089, 491372), (65182, 475594), (67942, 456274), (69433, 446476), (70196, 441623), (76804, 403627), (91996, 336973), (96278, 321986), (103684, 298987), (111619, 277732), (115322, 268814), (122843, 252356), (126178, 245686), (130364, 237797), (134407, 230644), (135884, 228137), (138866, 223238), (160993, 192556)]